| Name | 
              Number of Publications
             | 
              Most Recent Publication
             | 
              Publications by All Authors
             | 
              Concept Score
             | 
              Why?
             | 
|---|
| Pain, Postoperative | 44  | 2021  | 178  | 9.870  | 
                  Why?
                 | 
| Pain | 53  | 2017  | 287  | 9.830  | 
                  Why?
                 | 
| Anesthesiology | 23  | 2020  | 49  | 7.900  | 
                  Why?
                 | 
| Spinal Cord | 43  | 2018  | 119  | 7.720  | 
                  Why?
                 | 
| Analgesics | 37  | 2022  | 107  | 6.900  | 
                  Why?
                 | 
| Clonidine | 30  | 2016  | 62  | 5.870  | 
                  Why?
                 | 
| Rats, Sprague-Dawley | 107  | 2020  | 742  | 5.790  | 
                  Why?
                 | 
| Rats | 124  | 2020  | 1592  | 5.660  | 
                  Why?
                 | 
| Pain Measurement | 51  | 2019  | 349  | 5.500  | 
                  Why?
                 | 
| Hyperalgesia | 31  | 2020  | 78  | 4.980  | 
                  Why?
                 | 
| Spinal Nerves | 34  | 2020  | 65  | 4.840  | 
                  Why?
                 | 
| Neuralgia | 18  | 2019  | 48  | 4.020  | 
                  Why?
                 | 
| Animals | 138  | 2022  | 7510  | 3.900  | 
                  Why?
                 | 
| Analgesics, Opioid | 24  | 2018  | 232  | 3.460  | 
                  Why?
                 | 
| Ganglia, Spinal | 17  | 2020  | 64  | 3.420  | 
                  Why?
                 | 
| Injections, Spinal | 50  | 2018  | 108  | 3.390  | 
                  Why?
                 | 
| gamma-Aminobutyric Acid | 16  | 2019  | 75  | 3.270  | 
                  Why?
                 | 
| Cyclooxygenase Inhibitors | 15  | 2015  | 40  | 3.170  | 
                  Why?
                 | 
| Ketorolac | 16  | 2015  | 24  | 3.170  | 
                  Why?
                 | 
| Periodicals as Topic | 12  | 2016  | 91  | 3.140  | 
                  Why?
                 | 
| Cesarean Section | 11  | 2019  | 112  | 3.130  | 
                  Why?
                 | 
| Recovery of Function | 7  | 2019  | 199  | 3.040  | 
                  Why?
                 | 
| Pain Threshold | 38  | 2020  | 92  | 3.010  | 
                  Why?
                 | 
| Receptors, Adrenergic, alpha-2 | 13  | 2018  | 33  | 2.910  | 
                  Why?
                 | 
| Locus Coeruleus | 11  | 2018  | 18  | 2.860  | 
                  Why?
                 | 
| Norepinephrine | 15  | 2018  | 77  | 2.840  | 
                  Why?
                 | 
| Nociceptors | 13  | 2020  | 41  | 2.720  | 
                  Why?
                 | 
| Oxytocin | 7  | 2019  | 28  | 2.690  | 
                  Why?
                 | 
| Adenosine | 14  | 2015  | 58  | 2.600  | 
                  Why?
                 | 
| Cyclohexanecarboxylic Acids | 11  | 2016  | 21  | 2.510  | 
                  Why?
                 | 
| Amines | 11  | 2016  | 22  | 2.510  | 
                  Why?
                 | 
| Adrenergic alpha-Agonists | 17  | 2007  | 42  | 2.500  | 
                  Why?
                 | 
| Morphine | 17  | 2010  | 44  | 2.500  | 
                  Why?
                 | 
| Male | 129  | 2020  | 19202  | 2.460  | 
                  Why?
                 | 
| Analgesia | 9  | 2018  | 29  | 2.310  | 
                  Why?
                 | 
| Bupivacaine | 9  | 2021  | 50  | 2.220  | 
                  Why?
                 | 
| Physical Stimulation | 30  | 2018  | 84  | 2.220  | 
                  Why?
                 | 
| Piperidines | 9  | 2016  | 118  | 2.180  | 
                  Why?
                 | 
| Mechanoreceptors | 12  | 2020  | 38  | 2.160  | 
                  Why?
                 | 
| Sciatic Nerve | 13  | 2006  | 36  | 2.100  | 
                  Why?
                 | 
| Behavior, Animal | 23  | 2017  | 249  | 2.040  | 
                  Why?
                 | 
| Neurons, Afferent | 10  | 2017  | 55  | 1.930  | 
                  Why?
                 | 
| Sciatic Neuropathy | 9  | 2007  | 15  | 1.920  | 
                  Why?
                 | 
| Ligation | 28  | 2019  | 56  | 1.810  | 
                  Why?
                 | 
| Publishing | 6  | 2016  | 60  | 1.780  | 
                  Why?
                 | 
| Anesthetics, Local | 9  | 2021  | 78  | 1.750  | 
                  Why?
                 | 
| Capsaicin | 11  | 2018  | 23  | 1.730  | 
                  Why?
                 | 
| Dose-Response Relationship, Drug | 31  | 2015  | 629  | 1.690  | 
                  Why?
                 | 
| Disease Models, Animal | 29  | 2019  | 1020  | 1.680  | 
                  Why?
                 | 
| Prostaglandin-Endoperoxide Synthases | 9  | 2010  | 31  | 1.640  | 
                  Why?
                 | 
| Hot Temperature | 13  | 2018  | 71  | 1.600  | 
                  Why?
                 | 
| Peripheral Nervous System Diseases | 9  | 2011  | 51  | 1.570  | 
                  Why?
                 | 
| Female | 69  | 2019  | 19999  | 1.530  | 
                  Why?
                 | 
| Pregnancy | 21  | 2019  | 996  | 1.490  | 
                  Why?
                 | 
| Cervix Uteri | 9  | 2008  | 28  | 1.460  | 
                  Why?
                 | 
| Humans | 80  | 2022  | 32082  | 1.460  | 
                  Why?
                 | 
| Postpartum Period | 6  | 2018  | 33  | 1.440  | 
                  Why?
                 | 
| Glutamic Acid | 8  | 2018  | 47  | 1.440  | 
                  Why?
                 | 
| Neural Inhibition | 4  | 2018  | 27  | 1.420  | 
                  Why?
                 | 
| Cholinesterase Inhibitors | 5  | 2013  | 31  | 1.340  | 
                  Why?
                 | 
| Science | 3  | 2016  | 8  | 1.310  | 
                  Why?
                 | 
| Analgesia, Obstetrical | 6  | 2017  | 47  | 1.240  | 
                  Why?
                 | 
| Touch | 6  | 2020  | 37  | 1.230  | 
                  Why?
                 | 
| Neuronal Plasticity | 5  | 2012  | 80  | 1.230  | 
                  Why?
                 | 
| Fentanyl | 6  | 2017  | 32  | 1.220  | 
                  Why?
                 | 
| Sensory Receptor Cells | 3  | 2019  | 30  | 1.190  | 
                  Why?
                 | 
| Biomedical Research | 4  | 2013  | 156  | 1.170  | 
                  Why?
                 | 
| Adult | 36  | 2019  | 9375  | 1.160  | 
                  Why?
                 | 
| Action Potentials | 8  | 2019  | 177  | 1.150  | 
                  Why?
                 | 
| Posterior Horn Cells | 7  | 2012  | 11  | 1.130  | 
                  Why?
                 | 
| Ketamine | 3  | 2017  | 19  | 1.100  | 
                  Why?
                 | 
| Research Design | 5  | 2016  | 315  | 1.090  | 
                  Why?
                 | 
| Isoenzymes | 5  | 2004  | 61  | 1.090  | 
                  Why?
                 | 
| Time Factors | 24  | 2017  | 2145  | 1.090  | 
                  Why?
                 | 
| Neostigmine | 4  | 2017  | 16  | 1.050  | 
                  Why?
                 | 
| Nerve Block | 4  | 2021  | 50  | 1.030  | 
                  Why?
                 | 
| Receptors, Oxytocin | 2  | 2018  | 8  | 1.030  | 
                  Why?
                 | 
| Photic Stimulation | 2  | 2017  | 158  | 1.030  | 
                  Why?
                 | 
| Uterus | 6  | 2004  | 103  | 1.020  | 
                  Why?
                 | 
| Peripheral Nerves | 9  | 2021  | 62  | 0.980  | 
                  Why?
                 | 
| Neurons | 6  | 2018  | 407  | 0.960  | 
                  Why?
                 | 
| Cyclooxygenase 1 | 9  | 2006  | 22  | 0.950  | 
                  Why?
                 | 
| Parturition | 3  | 2014  | 10  | 0.950  | 
                  Why?
                 | 
| Receptors, Nicotinic | 5  | 2009  | 59  | 0.920  | 
                  Why?
                 | 
| Oxytocics | 2  | 2014  | 13  | 0.890  | 
                  Why?
                 | 
| Lidocaine | 3  | 2014  | 17  | 0.890  | 
                  Why?
                 | 
| Attention | 4  | 2018  | 83  | 0.870  | 
                  Why?
                 | 
| Receptors, Purinergic P1 | 4  | 2004  | 7  | 0.860  | 
                  Why?
                 | 
| Research | 4  | 2020  | 73  | 0.830  | 
                  Why?
                 | 
| Reaction Time | 4  | 2018  | 117  | 0.830  | 
                  Why?
                 | 
| Receptor, Adenosine A1 | 4  | 2006  | 6  | 0.810  | 
                  Why?
                 | 
| Receptors, Vasopressin | 2  | 2019  | 7  | 0.810  | 
                  Why?
                 | 
| Ondansetron | 2  | 2012  | 5  | 0.780  | 
                  Why?
                 | 
| Double-Blind Method | 13  | 2017  | 525  | 0.770  | 
                  Why?
                 | 
| Inflammation | 6  | 2017  | 529  | 0.770  | 
                  Why?
                 | 
| Anesthesia, Epidural | 3  | 2009  | 24  | 0.770  | 
                  Why?
                 | 
| Analgesics, Non-Narcotic | 3  | 2015  | 13  | 0.760  | 
                  Why?
                 | 
| Cues | 3  | 2017  | 68  | 0.760  | 
                  Why?
                 | 
| Indans | 4  | 2013  | 31  | 0.750  | 
                  Why?
                 | 
| Postoperative Complications | 4  | 2017  | 780  | 0.750  | 
                  Why?
                 | 
| Brain-Derived Neurotrophic Factor | 3  | 2011  | 36  | 0.750  | 
                  Why?
                 | 
| Immunohistochemistry | 15  | 2012  | 534  | 0.730  | 
                  Why?
                 | 
| Receptors, Opioid, kappa | 5  | 2005  | 24  | 0.720  | 
                  Why?
                 | 
| Delivery, Obstetric | 2  | 2013  | 58  | 0.720  | 
                  Why?
                 | 
| Afferent Pathways | 4  | 2019  | 23  | 0.710  | 
                  Why?
                 | 
| Arthroplasty, Replacement, Knee | 2  | 2018  | 89  | 0.710  | 
                  Why?
                 | 
| Laparotomy | 5  | 2011  | 29  | 0.700  | 
                  Why?
                 | 
| Pyrazoles | 5  | 2006  | 67  | 0.690  | 
                  Why?
                 | 
| Synaptosomes | 8  | 2014  | 17  | 0.680  | 
                  Why?
                 | 
| Analgesia, Epidural | 4  | 2017  | 50  | 0.660  | 
                  Why?
                 | 
| Anesthesia, Obstetrical | 3  | 2013  | 22  | 0.660  | 
                  Why?
                 | 
| Pregnancy Complications | 2  | 2018  | 105  | 0.660  | 
                  Why?
                 | 
| Labor Pain | 2  | 2009  | 8  | 0.660  | 
                  Why?
                 | 
| Signal Transduction | 4  | 2018  | 680  | 0.650  | 
                  Why?
                 | 
| Hindlimb | 5  | 2014  | 53  | 0.650  | 
                  Why?
                 | 
| Drug Evaluation, Preclinical | 2  | 2016  | 62  | 0.650  | 
                  Why?
                 | 
| Spinal Nerve Roots | 4  | 2007  | 13  | 0.640  | 
                  Why?
                 | 
| Exploratory Behavior | 3  | 2009  | 30  | 0.630  | 
                  Why?
                 | 
| Clinical Trials as Topic | 3  | 2016  | 299  | 0.620  | 
                  Why?
                 | 
| TRPV Cation Channels | 6  | 2019  | 22  | 0.620  | 
                  Why?
                 | 
| Estrogens | 6  | 2007  | 180  | 0.620  | 
                  Why?
                 | 
| Choice Behavior | 2  | 2019  | 86  | 0.610  | 
                  Why?
                 | 
| Receptors, Metabotropic Glutamate | 1  | 2018  | 24  | 0.610  | 
                  Why?
                 | 
| Analgesia, Patient-Controlled | 3  | 2017  | 19  | 0.610  | 
                  Why?
                 | 
| Amino Acid Transport System X-AG | 4  | 2014  | 4  | 0.600  | 
                  Why?
                 | 
| Sleep Apnea, Obstructive | 1  | 2018  | 58  | 0.590  | 
                  Why?
                 | 
| Blood Pressure | 9  | 2014  | 846  | 0.590  | 
                  Why?
                 | 
| Thiophenes | 4  | 2008  | 23  | 0.580  | 
                  Why?
                 | 
| Excitatory Amino Acid Transporter 2 | 6  | 2018  | 7  | 0.580  | 
                  Why?
                 | 
| Acetylcholine | 5  | 2011  | 48  | 0.580  | 
                  Why?
                 | 
| Delirium | 1  | 2017  | 13  | 0.580  | 
                  Why?
                 | 
| Abdominal Pain | 1  | 2017  | 44  | 0.580  | 
                  Why?
                 | 
| Surgical Procedures, Operative | 2  | 2010  | 84  | 0.580  | 
                  Why?
                 | 
| Societies, Medical | 3  | 2020  | 164  | 0.570  | 
                  Why?
                 | 
| Pupil | 1  | 2017  | 3  | 0.570  | 
                  Why?
                 | 
| Rats, Inbred F344 | 7  | 2018  | 133  | 0.560  | 
                  Why?
                 | 
| Ion Channels | 3  | 2005  | 24  | 0.560  | 
                  Why?
                 | 
| Anesthetics, Intravenous | 2  | 2010  | 17  | 0.560  | 
                  Why?
                 | 
| Predictive Value of Tests | 7  | 2018  | 873  | 0.560  | 
                  Why?
                 | 
| Editorial Policies | 3  | 2013  | 15  | 0.550  | 
                  Why?
                 | 
| Art | 1  | 2016  | 1  | 0.550  | 
                  Why?
                 | 
| Neural Conduction | 6  | 2017  | 91  | 0.550  | 
                  Why?
                 | 
| Up-Regulation | 5  | 2011  | 189  | 0.540  | 
                  Why?
                 | 
| Psychomotor Performance | 2  | 2014  | 98  | 0.540  | 
                  Why?
                 | 
| Activities of Daily Living | 1  | 2017  | 257  | 0.540  | 
                  Why?
                 | 
| Anesthesia | 3  | 2020  | 64  | 0.540  | 
                  Why?
                 | 
| Anti-Inflammatory Agents, Non-Steroidal | 4  | 2004  | 72  | 0.530  | 
                  Why?
                 | 
| Respiration | 1  | 2016  | 27  | 0.530  | 
                  Why?
                 | 
| Sensory System Agents | 2  | 2014  | 7  | 0.520  | 
                  Why?
                 | 
| GTP-Binding Proteins | 3  | 2005  | 23  | 0.520  | 
                  Why?
                 | 
| Receptors, Serotonin, 5-HT3 | 2  | 2012  | 4  | 0.510  | 
                  Why?
                 | 
| Receptors, Muscarinic | 2  | 2007  | 9  | 0.510  | 
                  Why?
                 | 
| Reproducibility of Results | 5  | 2022  | 765  | 0.510  | 
                  Why?
                 | 
| Young Adult | 10  | 2018  | 2665  | 0.500  | 
                  Why?
                 | 
| Online Systems | 1  | 2015  | 12  | 0.500  | 
                  Why?
                 | 
| Case-Control Studies | 2  | 2018  | 895  | 0.500  | 
                  Why?
                 | 
| Complex Regional Pain Syndromes | 1  | 2015  | 19  | 0.490  | 
                  Why?
                 | 
| Labor, Obstetric | 4  | 2017  | 36  | 0.480  | 
                  Why?
                 | 
| Prostaglandins | 2  | 2006  | 14  | 0.480  | 
                  Why?
                 | 
| Hypersensitivity | 2  | 2013  | 24  | 0.480  | 
                  Why?
                 | 
| Conditioning, Operant | 2  | 2005  | 88  | 0.470  | 
                  Why?
                 | 
| Astrocytes | 6  | 2015  | 54  | 0.470  | 
                  Why?
                 | 
| Anesthetics, Combined | 1  | 2014  | 5  | 0.470  | 
                  Why?
                 | 
| Hypersensitivity, Delayed | 1  | 2014  | 5  | 0.470  | 
                  Why?
                 | 
| Cyclic AMP Response Element-Binding Protein | 5  | 2010  | 19  | 0.470  | 
                  Why?
                 | 
| Calcium | 4  | 2011  | 306  | 0.470  | 
                  Why?
                 | 
| Neurotoxicity Syndromes | 1  | 2014  | 19  | 0.470  | 
                  Why?
                 | 
| Lung Diseases | 1  | 2014  | 46  | 0.470  | 
                  Why?
                 | 
| Anesthesia, Spinal | 2  | 2014  | 20  | 0.460  | 
                  Why?
                 | 
| Fraud | 1  | 2013  | 1  | 0.460  | 
                  Why?
                 | 
| Nitric Oxide | 4  | 2018  | 111  | 0.460  | 
                  Why?
                 | 
| Exercise | 1  | 2019  | 672  | 0.460  | 
                  Why?
                 | 
| Bisoprolol | 1  | 2013  | 1  | 0.460  | 
                  Why?
                 | 
| Atenolol | 1  | 2013  | 6  | 0.460  | 
                  Why?
                 | 
| Metoprolol | 1  | 2013  | 3  | 0.460  | 
                  Why?
                 | 
| Aging | 3  | 2006  | 943  | 0.450  | 
                  Why?
                 | 
| Educational Measurement | 1  | 2014  | 122  | 0.450  | 
                  Why?
                 | 
| Off-Label Use | 2  | 2010  | 12  | 0.440  | 
                  Why?
                 | 
| Education, Medical, Graduate | 1  | 2014  | 127  | 0.440  | 
                  Why?
                 | 
| Rats, Wistar | 7  | 2007  | 79  | 0.440  | 
                  Why?
                 | 
| Cyclooxygenase 2 | 4  | 2006  | 48  | 0.440  | 
                  Why?
                 | 
| Theobromine | 2  | 2003  | 2  | 0.430  | 
                  Why?
                 | 
| Adrenergic alpha-Antagonists | 7  | 2007  | 24  | 0.430  | 
                  Why?
                 | 
| Chronic Disease | 7  | 2010  | 406  | 0.420  | 
                  Why?
                 | 
| Treatment Outcome | 7  | 2021  | 3304  | 0.410  | 
                  Why?
                 | 
| Nerve Fibers | 2  | 2014  | 37  | 0.410  | 
                  Why?
                 | 
| Skin | 5  | 2014  | 211  | 0.400  | 
                  Why?
                 | 
| Schools, Medical | 1  | 2011  | 42  | 0.390  | 
                  Why?
                 | 
| Cognition | 1  | 2016  | 556  | 0.390  | 
                  Why?
                 | 
| Middle Aged | 15  | 2017  | 11834  | 0.390  | 
                  Why?
                 | 
| Drug Approval | 2  | 2010  | 10  | 0.380  | 
                  Why?
                 | 
| Academies and Institutes | 1  | 2010  | 5  | 0.370  | 
                  Why?
                 | 
| Sulfonamides | 3  | 2006  | 67  | 0.370  | 
                  Why?
                 | 
| Models, Animal | 2  | 2008  | 169  | 0.370  | 
                  Why?
                 | 
| Cholinergic Fibers | 1  | 2010  | 7  | 0.360  | 
                  Why?
                 | 
| Neuroglia | 4  | 2015  | 28  | 0.360  | 
                  Why?
                 | 
| Infusions, Intravenous | 5  | 2015  | 100  | 0.350  | 
                  Why?
                 | 
| Microglia | 2  | 2010  | 57  | 0.350  | 
                  Why?
                 | 
| Chemokine CCL2 | 1  | 2010  | 48  | 0.350  | 
                  Why?
                 | 
| Labor Stage, First | 1  | 2009  | 9  | 0.350  | 
                  Why?
                 | 
| Indoles | 5  | 2010  | 56  | 0.340  | 
                  Why?
                 | 
| Idazoxan | 4  | 2018  | 10  | 0.340  | 
                  Why?
                 | 
| Lumbar Vertebrae | 4  | 2019  | 101  | 0.340  | 
                  Why?
                 | 
| Retraction of Publication as Topic | 1  | 2009  | 1  | 0.340  | 
                  Why?
                 | 
| Membrane Potentials | 5  | 2014  | 81  | 0.340  | 
                  Why?
                 | 
| Scientific Misconduct | 1  | 2009  | 4  | 0.340  | 
                  Why?
                 | 
| Follow-Up Studies | 5  | 2016  | 2263  | 0.340  | 
                  Why?
                 | 
| Electromyography | 7  | 2004  | 59  | 0.330  | 
                  Why?
                 | 
| Professional Role | 1  | 2009  | 19  | 0.330  | 
                  Why?
                 | 
| Spinal Cord Injuries | 2  | 2006  | 39  | 0.330  | 
                  Why?
                 | 
| Depression, Postpartum | 1  | 2008  | 9  | 0.320  | 
                  Why?
                 | 
| Gene Expression Regulation | 3  | 2011  | 493  | 0.320  | 
                  Why?
                 | 
| Membrane Proteins | 6  | 2006  | 256  | 0.310  | 
                  Why?
                 | 
| Anesthesia, Conduction | 1  | 2008  | 25  | 0.310  | 
                  Why?
                 | 
| Dizocilpine Maleate | 1  | 2008  | 7  | 0.310  | 
                  Why?
                 | 
| Analysis of Variance | 7  | 2016  | 462  | 0.310  | 
                  Why?
                 | 
| N-Methylaspartate | 1  | 2008  | 12  | 0.310  | 
                  Why?
                 | 
| Pregnancy, Animal | 1  | 2008  | 19  | 0.310  | 
                  Why?
                 | 
| Calcitonin Gene-Related Peptide | 2  | 2019  | 10  | 0.310  | 
                  Why?
                 | 
| Excitatory Amino Acid Antagonists | 3  | 2014  | 25  | 0.310  | 
                  Why?
                 | 
| Cells, Cultured | 6  | 2011  | 827  | 0.310  | 
                  Why?
                 | 
| Immunotoxins | 2  | 2011  | 17  | 0.310  | 
                  Why?
                 | 
| Prospective Studies | 4  | 2019  | 2282  | 0.300  | 
                  Why?
                 | 
| Physicians | 1  | 2010  | 159  | 0.300  | 
                  Why?
                 | 
| Dopamine beta-Hydroxylase | 4  | 2011  | 5  | 0.300  | 
                  Why?
                 | 
| Stroke | 1  | 2013  | 584  | 0.300  | 
                  Why?
                 | 
| Bayes Theorem | 2  | 2018  | 80  | 0.300  | 
                  Why?
                 | 
| Drug Synergism | 6  | 2011  | 66  | 0.300  | 
                  Why?
                 | 
| Cytokines | 2  | 2006  | 256  | 0.290  | 
                  Why?
                 | 
| Naloxone | 4  | 2016  | 27  | 0.290  | 
                  Why?
                 | 
| Mass Media | 1  | 2007  | 12  | 0.290  | 
                  Why?
                 | 
| Cyclopropanes | 2  | 2004  | 19  | 0.290  | 
                  Why?
                 | 
| Heart Rate | 6  | 2014  | 335  | 0.290  | 
                  Why?
                 | 
| Postoperative Period | 2  | 2018  | 97  | 0.290  | 
                  Why?
                 | 
| Receptor, Cannabinoid, CB2 | 1  | 2007  | 17  | 0.290  | 
                  Why?
                 | 
| Receptors, Opioid, mu | 3  | 2012  | 31  | 0.290  | 
                  Why?
                 | 
| Nitric Oxide Synthase Type I | 1  | 2006  | 17  | 0.280  | 
                  Why?
                 | 
| Atropine | 5  | 2016  | 22  | 0.280  | 
                  Why?
                 | 
| Dynorphins | 1  | 2006  | 6  | 0.270  | 
                  Why?
                 | 
| p38 Mitogen-Activated Protein Kinases | 1  | 2006  | 36  | 0.270  | 
                  Why?
                 | 
| Stress, Psychological | 2  | 2018  | 222  | 0.270  | 
                  Why?
                 | 
| Receptors, Purinergic P2 | 1  | 2006  | 8  | 0.270  | 
                  Why?
                 | 
| Somatostatin | 1  | 2006  | 11  | 0.270  | 
                  Why?
                 | 
| Narcotic Antagonists | 5  | 2016  | 40  | 0.270  | 
                  Why?
                 | 
| Prefrontal Cortex | 2  | 2018  | 71  | 0.270  | 
                  Why?
                 | 
| Cross-Over Studies | 3  | 2015  | 95  | 0.270  | 
                  Why?
                 | 
| Gynecologic Surgical Procedures | 1  | 2006  | 47  | 0.260  | 
                  Why?
                 | 
| Health Status | 1  | 2008  | 400  | 0.260  | 
                  Why?
                 | 
| Neuritis | 1  | 2005  | 4  | 0.260  | 
                  Why?
                 | 
| Visceral Afferents | 2  | 2003  | 2  | 0.260  | 
                  Why?
                 | 
| Electric Stimulation | 3  | 2019  | 104  | 0.260  | 
                  Why?
                 | 
| Meperidine | 1  | 2005  | 1  | 0.260  | 
                  Why?
                 | 
| Butorphanol | 1  | 2005  | 2  | 0.260  | 
                  Why?
                 | 
| Risk Assessment | 2  | 2008  | 1427  | 0.250  | 
                  Why?
                 | 
| Abdomen | 1  | 2005  | 43  | 0.250  | 
                  Why?
                 | 
| Choline O-Acetyltransferase | 3  | 2011  | 10  | 0.250  | 
                  Why?
                 | 
| Dogs | 3  | 2014  | 120  | 0.250  | 
                  Why?
                 | 
| Stress, Physiological | 1  | 2005  | 55  | 0.250  | 
                  Why?
                 | 
| Injections | 3  | 2018  | 64  | 0.250  | 
                  Why?
                 | 
| Morpholines | 1  | 2005  | 37  | 0.250  | 
                  Why?
                 | 
| Adolescent | 6  | 2018  | 3568  | 0.240  | 
                  Why?
                 | 
| Injections, Intravenous | 5  | 2005  | 78  | 0.240  | 
                  Why?
                 | 
| Apoptosis | 1  | 2006  | 353  | 0.240  | 
                  Why?
                 | 
| Pyrimidines | 1  | 2005  | 65  | 0.240  | 
                  Why?
                 | 
| Drosophila Proteins | 1  | 2005  | 45  | 0.240  | 
                  Why?
                 | 
| DNA-Binding Proteins | 1  | 2005  | 147  | 0.230  | 
                  Why?
                 | 
| Cystatins | 1  | 2004  | 8  | 0.230  | 
                  Why?
                 | 
| Receptors, Prostaglandin E | 1  | 2003  | 4  | 0.230  | 
                  Why?
                 | 
| Regression Analysis | 3  | 2013  | 292  | 0.230  | 
                  Why?
                 | 
| Postoperative Care | 1  | 2004  | 76  | 0.230  | 
                  Why?
                 | 
| Transcription Factors | 1  | 2005  | 181  | 0.230  | 
                  Why?
                 | 
| Dinoprostone | 1  | 2003  | 31  | 0.230  | 
                  Why?
                 | 
| Antidepressive Agents | 1  | 2004  | 74  | 0.220  | 
                  Why?
                 | 
| Oligonucleotides, Antisense | 1  | 2003  | 30  | 0.220  | 
                  Why?
                 | 
| Genes, fos | 1  | 2003  | 4  | 0.220  | 
                  Why?
                 | 
| Glial Fibrillary Acidic Protein | 4  | 2014  | 41  | 0.220  | 
                  Why?
                 | 
| Anti-Inflammatory Agents | 2  | 2018  | 99  | 0.220  | 
                  Why?
                 | 
| Choline | 1  | 2003  | 14  | 0.220  | 
                  Why?
                 | 
| Risk Factors | 5  | 2018  | 3880  | 0.220  | 
                  Why?
                 | 
| Polymorphism, Genetic | 1  | 2004  | 184  | 0.220  | 
                  Why?
                 | 
| Receptors, Cholinergic | 1  | 2003  | 22  | 0.220  | 
                  Why?
                 | 
| Anesthetics, Dissociative | 1  | 2003  | 4  | 0.220  | 
                  Why?
                 | 
| Ovariectomy | 5  | 2004  | 166  | 0.220  | 
                  Why?
                 | 
| Xanthines | 4  | 2004  | 7  | 0.220  | 
                  Why?
                 | 
| Muscle, Smooth | 1  | 2003  | 68  | 0.220  | 
                  Why?
                 | 
| Imidazoles | 4  | 2015  | 91  | 0.210  | 
                  Why?
                 | 
| Prilocaine | 1  | 2002  | 1  | 0.210  | 
                  Why?
                 | 
| Drug Hypersensitivity | 1  | 2002  | 9  | 0.210  | 
                  Why?
                 | 
| Riluzole | 3  | 2011  | 4  | 0.210  | 
                  Why?
                 | 
| Microdialysis | 5  | 2014  | 34  | 0.210  | 
                  Why?
                 | 
| GABA Antagonists | 3  | 2018  | 12  | 0.210  | 
                  Why?
                 | 
| Pancreatitis | 1  | 2003  | 22  | 0.210  | 
                  Why?
                 | 
| S-Nitrosothiols | 1  | 2002  | 5  | 0.210  | 
                  Why?
                 | 
| Nitric Oxide Donors | 1  | 2002  | 8  | 0.210  | 
                  Why?
                 | 
| Naltrexone | 1  | 2002  | 18  | 0.210  | 
                  Why?
                 | 
| Valproic Acid | 2  | 2013  | 14  | 0.210  | 
                  Why?
                 | 
| Vasotocin | 2  | 2013  | 2  | 0.210  | 
                  Why?
                 | 
| Random Allocation | 3  | 2014  | 227  | 0.210  | 
                  Why?
                 | 
| Hormone Antagonists | 2  | 2013  | 5  | 0.210  | 
                  Why?
                 | 
| N-Glycosyl Hydrolases | 1  | 2002  | 5  | 0.210  | 
                  Why?
                 | 
| Cohort Studies | 3  | 2017  | 1816  | 0.210  | 
                  Why?
                 | 
| Guanosine 5'-O-(3-Thiotriphosphate) | 4  | 2007  | 20  | 0.200  | 
                  Why?
                 | 
| Randomized Controlled Trials as Topic | 2  | 2022  | 510  | 0.200  | 
                  Why?
                 | 
| Serotonin Antagonists | 2  | 2012  | 5  | 0.200  | 
                  Why?
                 | 
| Phosphorylation | 3  | 2010  | 228  | 0.200  | 
                  Why?
                 | 
| Drug Combinations | 3  | 2007  | 98  | 0.200  | 
                  Why?
                 | 
| Administration, Oral | 3  | 2007  | 187  | 0.200  | 
                  Why?
                 | 
| Nerve Tissue Proteins | 1  | 2002  | 118  | 0.190  | 
                  Why?
                 | 
| Cysteine | 1  | 2002  | 138  | 0.190  | 
                  Why?
                 | 
| Catheterization | 5  | 2006  | 58  | 0.190  | 
                  Why?
                 | 
| Phantom Limb | 1  | 2021  | 4  | 0.190  | 
                  Why?
                 | 
| Isoindoles | 3  | 2006  | 6  | 0.190  | 
                  Why?
                 | 
| Transcutaneous Electric Nerve Stimulation | 1  | 2020  | 9  | 0.190  | 
                  Why?
                 | 
| History, 20th Century | 2  | 2013  | 71  | 0.180  | 
                  Why?
                 | 
| Peer Review | 2  | 2011  | 6  | 0.180  | 
                  Why?
                 | 
| Perioperative Care | 2  | 2012  | 59  | 0.180  | 
                  Why?
                 | 
| Age Factors | 4  | 2012  | 1187  | 0.180  | 
                  Why?
                 | 
| Functional Laterality | 3  | 2011  | 55  | 0.180  | 
                  Why?
                 | 
| Allosteric Regulation | 3  | 2005  | 12  | 0.170  | 
                  Why?
                 | 
| Muscarinic Antagonists | 3  | 2005  | 14  | 0.170  | 
                  Why?
                 | 
| Cold Temperature | 2  | 2017  | 51  | 0.170  | 
                  Why?
                 | 
| Calcium-Binding Proteins | 2  | 2011  | 45  | 0.170  | 
                  Why?
                 | 
| Microfilament Proteins | 2  | 2011  | 31  | 0.170  | 
                  Why?
                 | 
| Preoperative Care | 2  | 2013  | 114  | 0.160  | 
                  Why?
                 | 
| Tachykinins | 1  | 2019  | 3  | 0.160  | 
                  Why?
                 | 
| Comorbidity | 2  | 2013  | 566  | 0.160  | 
                  Why?
                 | 
| Hemodynamics | 3  | 2004  | 155  | 0.160  | 
                  Why?
                 | 
| Feasibility Studies | 1  | 2019  | 294  | 0.160  | 
                  Why?
                 | 
| Culture | 1  | 2018  | 41  | 0.160  | 
                  Why?
                 | 
| Macrophages | 3  | 2006  | 188  | 0.160  | 
                  Why?
                 | 
| Breath Tests | 1  | 2018  | 17  | 0.160  | 
                  Why?
                 | 
| Pregnancy Trimester, Third | 1  | 2018  | 18  | 0.150  | 
                  Why?
                 | 
| Swine | 1  | 2018  | 215  | 0.150  | 
                  Why?
                 | 
| Mechanotransduction, Cellular | 2  | 2010  | 9  | 0.150  | 
                  Why?
                 | 
| Linear Models | 2  | 2013  | 448  | 0.150  | 
                  Why?
                 | 
| Ribosome Inactivating Proteins, Type 1 | 2  | 2011  | 6  | 0.150  | 
                  Why?
                 | 
| Inpatients | 1  | 2018  | 83  | 0.150  | 
                  Why?
                 | 
| Brain | 1  | 2005  | 948  | 0.150  | 
                  Why?
                 | 
| Injections, Epidural | 2  | 2010  | 9  | 0.150  | 
                  Why?
                 | 
| Heart Rate, Fetal | 2  | 2009  | 8  | 0.150  | 
                  Why?
                 | 
| Self Administration | 3  | 2007  | 297  | 0.150  | 
                  Why?
                 | 
| Opioid-Related Disorders | 1  | 2018  | 55  | 0.150  | 
                  Why?
                 | 
| Severity of Illness Index | 2  | 2013  | 881  | 0.150  | 
                  Why?
                 | 
| Incidence | 2  | 2013  | 1199  | 0.150  | 
                  Why?
                 | 
| Patient Discharge | 1  | 2018  | 186  | 0.140  | 
                  Why?
                 | 
| Eye Movement Measurements | 1  | 2017  | 4  | 0.140  | 
                  Why?
                 | 
| Nerve Fibers, Myelinated | 2  | 2014  | 29  | 0.140  | 
                  Why?
                 | 
| Pilot Projects | 1  | 2018  | 547  | 0.140  | 
                  Why?
                 | 
| Drug Interactions | 2  | 2008  | 77  | 0.140  | 
                  Why?
                 | 
| Drug Administration Schedule | 3  | 2014  | 276  | 0.140  | 
                  Why?
                 | 
| Artifacts | 1  | 2017  | 39  | 0.140  | 
                  Why?
                 | 
| Neurotransmitter Uptake Inhibitors | 2  | 2008  | 4  | 0.140  | 
                  Why?
                 | 
| Thoracic Vertebrae | 1  | 2017  | 42  | 0.140  | 
                  Why?
                 | 
| Amides | 1  | 2016  | 18  | 0.140  | 
                  Why?
                 | 
| Electrophysiological Phenomena | 2  | 2019  | 27  | 0.140  | 
                  Why?
                 | 
| Zymosan | 2  | 2007  | 5  | 0.140  | 
                  Why?
                 | 
| Amitriptyline | 2  | 2008  | 6  | 0.140  | 
                  Why?
                 | 
| Neural Pathways | 2  | 2010  | 94  | 0.140  | 
                  Why?
                 | 
| Anesthetics | 1  | 2016  | 18  | 0.140  | 
                  Why?
                 | 
| Organ Size | 1  | 2017  | 218  | 0.140  | 
                  Why?
                 | 
| Meditation | 1  | 2016  | 22  | 0.130  | 
                  Why?
                 | 
| Leukocytes | 2  | 2006  | 57  | 0.130  | 
                  Why?
                 | 
| Hematologic Tests | 1  | 2015  | 10  | 0.130  | 
                  Why?
                 | 
| Skin Temperature | 1  | 2015  | 16  | 0.130  | 
                  Why?
                 | 
| Cell Count | 2  | 2006  | 46  | 0.130  | 
                  Why?
                 | 
| Drug Tolerance | 2  | 2007  | 32  | 0.130  | 
                  Why?
                 | 
| Sodium Chloride | 2  | 2008  | 22  | 0.130  | 
                  Why?
                 | 
| Pain, Intractable | 1  | 1995  | 3  | 0.130  | 
                  Why?
                 | 
| Acute Disease | 2  | 2008  | 252  | 0.130  | 
                  Why?
                 | 
| Pyramidal Tracts | 1  | 2015  | 3  | 0.130  | 
                  Why?
                 | 
| Neurotoxins | 2  | 2006  | 16  | 0.130  | 
                  Why?
                 | 
| Receptor, Muscarinic M4 | 2  | 2006  | 6  | 0.130  | 
                  Why?
                 | 
| Stimulation, Chemical | 1  | 2015  | 13  | 0.120  | 
                  Why?
                 | 
| Prevalence | 1  | 2018  | 989  | 0.120  | 
                  Why?
                 | 
| Leukocyte Count | 2  | 2005  | 49  | 0.120  | 
                  Why?
                 | 
| Anxiety, Separation | 1  | 2014  | 1  | 0.120  | 
                  Why?
                 | 
| Back Pain | 2  | 2007  | 28  | 0.120  | 
                  Why?
                 | 
| Stereotyped Behavior | 2  | 2005  | 13  | 0.120  | 
                  Why?
                 | 
| Muscle Spindles | 1  | 2014  | 5  | 0.120  | 
                  Why?
                 | 
| Nitrobenzenes | 2  | 2006  | 10  | 0.120  | 
                  Why?
                 | 
| Fura-2 | 2  | 2005  | 4  | 0.120  | 
                  Why?
                 | 
| Treatment Failure | 1  | 2015  | 162  | 0.120  | 
                  Why?
                 | 
| Toxicity Tests, Chronic | 1  | 2014  | 3  | 0.120  | 
                  Why?
                 | 
| Pruritus | 1  | 2014  | 47  | 0.110  | 
                  Why?
                 | 
| Computer Simulation | 1  | 2014  | 220  | 0.110  | 
                  Why?
                 | 
| Sex Characteristics | 1  | 2014  | 173  | 0.110  | 
                  Why?
                 | 
| Sensory Thresholds | 3  | 2011  | 28  | 0.110  | 
                  Why?
                 | 
| Arthroplasty, Replacement, Hip | 1  | 2014  | 50  | 0.110  | 
                  Why?
                 | 
| Internationality | 2  | 2010  | 22  | 0.110  | 
                  Why?
                 | 
| History, 19th Century | 1  | 2013  | 13  | 0.110  | 
                  Why?
                 | 
| Weaning | 1  | 2013  | 6  | 0.110  | 
                  Why?
                 | 
| Intraoperative Care | 1  | 2013  | 48  | 0.110  | 
                  Why?
                 | 
| Cholinergic Agents | 1  | 2013  | 8  | 0.110  | 
                  Why?
                 | 
| Dilatation | 2  | 2003  | 8  | 0.110  | 
                  Why?
                 | 
| Acoustic Stimulation | 1  | 2013  | 126  | 0.110  | 
                  Why?
                 | 
| Food | 2  | 2019  | 43  | 0.110  | 
                  Why?
                 | 
| 3,4-Dichloro-N-methyl-N-(2-(1-pyrrolidinyl)-cyclohexyl)-benzeneacetamide, (trans)-Isomer | 2  | 2002  | 4  | 0.100  | 
                  Why?
                 | 
| Depressive Disorder | 1  | 2013  | 75  | 0.100  | 
                  Why?
                 | 
| Retrospective Studies | 2  | 2018  | 3505  | 0.100  | 
                  Why?
                 | 
| Opioid Peptides | 1  | 2012  | 13  | 0.100  | 
                  Why?
                 | 
| Cyclooxygenase 2 Inhibitors | 2  | 2002  | 15  | 0.100  | 
                  Why?
                 | 
| Anterior Horn Cells | 1  | 2011  | 2  | 0.100  | 
                  Why?
                 | 
| Models, Statistical | 1  | 2013  | 175  | 0.100  | 
                  Why?
                 | 
| Adjuvants, Anesthesia | 1  | 2011  | 5  | 0.100  | 
                  Why?
                 | 
| Tritium | 1  | 2011  | 14  | 0.100  | 
                  Why?
                 | 
| Motor Activity | 2  | 2005  | 324  | 0.100  | 
                  Why?
                 | 
| Missouri | 1  | 2011  | 21  | 0.100  | 
                  Why?
                 | 
| Microscopy, Video | 1  | 2011  | 7  | 0.100  | 
                  Why?
                 | 
| Corticosterone | 1  | 2011  | 7  | 0.100  | 
                  Why?
                 | 
| Body Weight | 2  | 2004  | 309  | 0.100  | 
                  Why?
                 | 
| Microscopy, Fluorescence | 1  | 2011  | 88  | 0.100  | 
                  Why?
                 | 
| Excitatory Amino Acid Transporter 1 | 1  | 2011  | 3  | 0.100  | 
                  Why?
                 | 
| Gram-Negative Bacterial Infections | 1  | 2011  | 14  | 0.100  | 
                  Why?
                 | 
| Anxiety | 1  | 2013  | 191  | 0.100  | 
                  Why?
                 | 
| Headache | 1  | 2012  | 75  | 0.100  | 
                  Why?
                 | 
| Fever | 1  | 2011  | 60  | 0.100  | 
                  Why?
                 | 
| Internship and Residency | 1  | 2015  | 311  | 0.090  | 
                  Why?
                 | 
| Lipopolysaccharides | 1  | 2011  | 109  | 0.090  | 
                  Why?
                 | 
| Indole Alkaloids | 1  | 2011  | 1  | 0.090  | 
                  Why?
                 | 
| Carbazoles | 1  | 2011  | 6  | 0.090  | 
                  Why?
                 | 
| Sweden | 1  | 2010  | 14  | 0.090  | 
                  Why?
                 | 
| Statistics, Nonparametric | 2  | 2012  | 129  | 0.090  | 
                  Why?
                 | 
| Enkephalins | 1  | 1990  | 10  | 0.090  | 
                  Why?
                 | 
| Quinolizines | 1  | 2010  | 2  | 0.090  | 
                  Why?
                 | 
| Japan | 1  | 2010  | 17  | 0.090  | 
                  Why?
                 | 
| Tibial Nerve | 1  | 2010  | 22  | 0.090  | 
                  Why?
                 | 
| Central Nervous System Agents | 1  | 2010  | 2  | 0.090  | 
                  Why?
                 | 
| Enzyme Inhibitors | 1  | 2011  | 164  | 0.090  | 
                  Why?
                 | 
| Ultraviolet Rays | 1  | 2010  | 51  | 0.090  | 
                  Why?
                 | 
| Informed Consent | 1  | 2010  | 34  | 0.090  | 
                  Why?
                 | 
| Aged | 4  | 2017  | 10308  | 0.090  | 
                  Why?
                 | 
| Solubility | 1  | 2009  | 35  | 0.090  | 
                  Why?
                 | 
| Cytidine Diphosphate Choline | 1  | 2009  | 1  | 0.080  | 
                  Why?
                 | 
| Thinking | 1  | 2009  | 6  | 0.080  | 
                  Why?
                 | 
| Conscious Sedation | 1  | 2009  | 24  | 0.080  | 
                  Why?
                 | 
| Practice Guidelines as Topic | 2  | 2010  | 407  | 0.080  | 
                  Why?
                 | 
| Nicotinic Agonists | 1  | 2009  | 39  | 0.080  | 
                  Why?
                 | 
| New York | 1  | 2008  | 20  | 0.080  | 
                  Why?
                 | 
| Nootropic Agents | 1  | 2008  | 12  | 0.080  | 
                  Why?
                 | 
| Awards and Prizes | 1  | 2008  | 11  | 0.080  | 
                  Why?
                 | 
| Pregnancy Outcome | 1  | 2009  | 90  | 0.080  | 
                  Why?
                 | 
| Heart | 1  | 2010  | 176  | 0.080  | 
                  Why?
                 | 
| Data Interpretation, Statistical | 1  | 2009  | 109  | 0.080  | 
                  Why?
                 | 
| Nesting Behavior | 1  | 2008  | 3  | 0.080  | 
                  Why?
                 | 
| Hypogastric Plexus | 1  | 2008  | 8  | 0.080  | 
                  Why?
                 | 
| Mice, Inbred C57BL | 2  | 2019  | 764  | 0.080  | 
                  Why?
                 | 
| Congresses as Topic | 1  | 2008  | 41  | 0.080  | 
                  Why?
                 | 
| Tumor Necrosis Factor-alpha | 2  | 2009  | 210  | 0.080  | 
                  Why?
                 | 
| Diffusion of Innovation | 1  | 2008  | 34  | 0.080  | 
                  Why?
                 | 
| Sulfamethizole | 1  | 2008  | 1  | 0.080  | 
                  Why?
                 | 
| Memantine | 1  | 2008  | 4  | 0.080  | 
                  Why?
                 | 
| Models, Theoretical | 1  | 2009  | 137  | 0.080  | 
                  Why?
                 | 
| Electrophysiology | 1  | 2008  | 70  | 0.080  | 
                  Why?
                 | 
| Infusion Pumps, Implantable | 1  | 2008  | 8  | 0.080  | 
                  Why?
                 | 
| Protein Binding | 2  | 2006  | 201  | 0.080  | 
                  Why?
                 | 
| Infusions, Parenteral | 1  | 2008  | 65  | 0.080  | 
                  Why?
                 | 
| Lipids | 1  | 2009  | 232  | 0.080  | 
                  Why?
                 | 
| Carrageenan | 2  | 2009  | 3  | 0.080  | 
                  Why?
                 | 
| Multivariate Analysis | 1  | 2010  | 684  | 0.080  | 
                  Why?
                 | 
| Neoplasms | 1  | 1995  | 728  | 0.080  | 
                  Why?
                 | 
| American Heart Association | 1  | 2008  | 87  | 0.080  | 
                  Why?
                 | 
| Critical Care | 1  | 2008  | 105  | 0.070  | 
                  Why?
                 | 
| Dilatation, Pathologic | 1  | 2007  | 20  | 0.070  | 
                  Why?
                 | 
| Cyclohexanes | 1  | 2007  | 5  | 0.070  | 
                  Why?
                 | 
| Bee Venoms | 1  | 2007  | 1  | 0.070  | 
                  Why?
                 | 
| Reflex | 1  | 2007  | 15  | 0.070  | 
                  Why?
                 | 
| Cyclohexanols | 1  | 2007  | 20  | 0.070  | 
                  Why?
                 | 
| Hydromorphone | 1  | 2007  | 5  | 0.070  | 
                  Why?
                 | 
| Phenols | 1  | 2007  | 17  | 0.070  | 
                  Why?
                 | 
| Methadone | 1  | 2007  | 12  | 0.070  | 
                  Why?
                 | 
| Heroin | 1  | 2007  | 21  | 0.070  | 
                  Why?
                 | 
| Receptor, Nerve Growth Factor | 1  | 2006  | 3  | 0.070  | 
                  Why?
                 | 
| Anesthesia, Local | 1  | 2006  | 16  | 0.070  | 
                  Why?
                 | 
| Caspase 3 | 1  | 2006  | 31  | 0.070  | 
                  Why?
                 | 
| Pressure | 2  | 2004  | 51  | 0.070  | 
                  Why?
                 | 
| Spinal Cord Diseases | 1  | 2006  | 12  | 0.070  | 
                  Why?
                 | 
| Transforming Growth Factor beta1 | 1  | 2006  | 28  | 0.070  | 
                  Why?
                 | 
| Postural Balance | 1  | 2008  | 182  | 0.070  | 
                  Why?
                 | 
| Enzyme Activation | 1  | 2006  | 135  | 0.070  | 
                  Why?
                 | 
| Administration, Cutaneous | 1  | 2006  | 116  | 0.070  | 
                  Why?
                 | 
| Factor Analysis, Statistical | 1  | 2006  | 77  | 0.070  | 
                  Why?
                 | 
| Axotomy | 1  | 2005  | 2  | 0.070  | 
                  Why?
                 | 
| Ileus | 1  | 2005  | 4  | 0.070  | 
                  Why?
                 | 
| Cell Movement | 1  | 2006  | 169  | 0.070  | 
                  Why?
                 | 
| Abdominal Muscles | 1  | 2005  | 6  | 0.070  | 
                  Why?
                 | 
| Animals, Newborn | 1  | 2006  | 112  | 0.060  | 
                  Why?
                 | 
| Internet | 1  | 2007  | 197  | 0.060  | 
                  Why?
                 | 
| RNA, Small Interfering | 2  | 2016  | 114  | 0.060  | 
                  Why?
                 | 
| Polymerase Chain Reaction | 1  | 2006  | 198  | 0.060  | 
                  Why?
                 | 
| Spinal Fusion | 1  | 2006  | 41  | 0.060  | 
                  Why?
                 | 
| Antibody Formation | 1  | 2005  | 46  | 0.060  | 
                  Why?
                 | 
| Nerve Endings | 1  | 2005  | 4  | 0.060  | 
                  Why?
                 | 
| Uterine Contraction | 1  | 2005  | 7  | 0.060  | 
                  Why?
                 | 
| Circadian Rhythm | 1  | 2005  | 43  | 0.060  | 
                  Why?
                 | 
| Adrenergic Uptake Inhibitors | 1  | 2005  | 3  | 0.060  | 
                  Why?
                 | 
| Cell Size | 1  | 2005  | 38  | 0.060  | 
                  Why?
                 | 
| United States | 3  | 2008  | 3975  | 0.060  | 
                  Why?
                 | 
| Mutation, Missense | 1  | 2004  | 50  | 0.060  | 
                  Why?
                 | 
| Sucrose | 1  | 2004  | 18  | 0.060  | 
                  Why?
                 | 
| Erythrocyte Count | 1  | 2004  | 5  | 0.060  | 
                  Why?
                 | 
| Substance P | 2  | 2019  | 20  | 0.060  | 
                  Why?
                 | 
| Hematocrit | 1  | 2004  | 23  | 0.060  | 
                  Why?
                 | 
| Spinal Cord Compression | 1  | 2004  | 7  | 0.060  | 
                  Why?
                 | 
| Peptides | 1  | 2005  | 120  | 0.060  | 
                  Why?
                 | 
| Microscopy, Phase-Contrast | 1  | 2004  | 12  | 0.060  | 
                  Why?
                 | 
| Regional Blood Flow | 1  | 2004  | 86  | 0.060  | 
                  Why?
                 | 
| RNA, Messenger | 1  | 2006  | 507  | 0.060  | 
                  Why?
                 | 
| Postoperative Nausea and Vomiting | 1  | 2004  | 4  | 0.060  | 
                  Why?
                 | 
| Narcotics | 1  | 2004  | 16  | 0.060  | 
                  Why?
                 | 
| Down-Regulation | 2  | 2015  | 142  | 0.060  | 
                  Why?
                 | 
| Diagnostic Tests, Routine | 1  | 2004  | 24  | 0.060  | 
                  Why?
                 | 
| Cystatin C | 1  | 2004  | 31  | 0.060  | 
                  Why?
                 | 
| Hyperesthesia | 1  | 2003  | 1  | 0.060  | 
                  Why?
                 | 
| Fluorescent Dyes | 1  | 2004  | 48  | 0.060  | 
                  Why?
                 | 
| North Carolina | 1  | 2008  | 1538  | 0.060  | 
                  Why?
                 | 
| Oxyhemoglobins | 1  | 2003  | 7  | 0.060  | 
                  Why?
                 | 
| Probability | 1  | 2004  | 159  | 0.060  | 
                  Why?
                 | 
| Aziridines | 1  | 2003  | 3  | 0.060  | 
                  Why?
                 | 
| Succinate Dehydrogenase | 1  | 2003  | 3  | 0.060  | 
                  Why?
                 | 
| Neuromuscular Blocking Agents | 1  | 2003  | 7  | 0.060  | 
                  Why?
                 | 
| Individuality | 1  | 2003  | 9  | 0.060  | 
                  Why?
                 | 
| Elapidae | 1  | 2003  | 2  | 0.060  | 
                  Why?
                 | 
| Elapid Venoms | 1  | 2003  | 2  | 0.060  | 
                  Why?
                 | 
| Nausea | 1  | 2003  | 53  | 0.060  | 
                  Why?
                 | 
| Organophosphorus Compounds | 2  | 2014  | 33  | 0.060  | 
                  Why?
                 | 
| Tyrosine 3-Monooxygenase | 1  | 2003  | 23  | 0.050  | 
                  Why?
                 | 
| Perfusion | 1  | 2003  | 73  | 0.050  | 
                  Why?
                 | 
| Decision Support Techniques | 1  | 2004  | 128  | 0.050  | 
                  Why?
                 | 
| Phosphodiesterase Inhibitors | 1  | 2002  | 9  | 0.050  | 
                  Why?
                 | 
| Presynaptic Terminals | 1  | 2003  | 36  | 0.050  | 
                  Why?
                 | 
| Aminophylline | 1  | 2002  | 7  | 0.050  | 
                  Why?
                 | 
| Muscle Contraction | 1  | 2003  | 112  | 0.050  | 
                  Why?
                 | 
| Microscopy, Confocal | 1  | 2002  | 65  | 0.050  | 
                  Why?
                 | 
| Desipramine | 1  | 2002  | 5  | 0.050  | 
                  Why?
                 | 
| Piroxicam | 1  | 2002  | 1  | 0.050  | 
                  Why?
                 | 
| Receptors, Glutamate | 1  | 2002  | 6  | 0.050  | 
                  Why?
                 | 
| Estradiol | 1  | 2003  | 136  | 0.050  | 
                  Why?
                 | 
| Azetidines | 1  | 2002  | 10  | 0.050  | 
                  Why?
                 | 
| Safety | 1  | 2002  | 77  | 0.050  | 
                  Why?
                 | 
| Blotting, Western | 1  | 2003  | 288  | 0.050  | 
                  Why?
                 | 
| Chromatography, High Pressure Liquid | 1  | 2002  | 94  | 0.050  | 
                  Why?
                 | 
| Plant Proteins | 1  | 2002  | 13  | 0.050  | 
                  Why?
                 | 
| Ectodysplasins | 1  | 2002  | 2  | 0.050  | 
                  Why?
                 | 
| Pyridines | 1  | 2002  | 76  | 0.050  | 
                  Why?
                 | 
| Administration, Topical | 1  | 2002  | 139  | 0.050  | 
                  Why?
                 | 
| Evidence-Based Medicine | 2  | 2016  | 217  | 0.050  | 
                  Why?
                 | 
| Radioligand Assay | 1  | 2002  | 20  | 0.050  | 
                  Why?
                 | 
| Synaptic Transmission | 1  | 2003  | 116  | 0.050  | 
                  Why?
                 | 
| Risk | 1  | 2003  | 321  | 0.050  | 
                  Why?
                 | 
| Leg | 1  | 2002  | 65  | 0.050  | 
                  Why?
                 | 
| Nicotinic Antagonists | 2  | 2013  | 17  | 0.050  | 
                  Why?
                 | 
| Mice | 2  | 2007  | 2474  | 0.050  | 
                  Why?
                 | 
| Liposomes | 1  | 2021  | 27  | 0.050  | 
                  Why?
                 | 
| Patient Satisfaction | 1  | 2003  | 240  | 0.050  | 
                  Why?
                 | 
| Ultrasonography, Interventional | 1  | 2020  | 53  | 0.040  | 
                  Why?
                 | 
| Drug Therapy, Combination | 2  | 2011  | 288  | 0.040  | 
                  Why?
                 | 
| Psychology | 1  | 2018  | 24  | 0.040  | 
                  Why?
                 | 
| Ultrasonography | 1  | 2020  | 378  | 0.040  | 
                  Why?
                 | 
| Parasympathomimetics | 1  | 2017  | 3  | 0.040  | 
                  Why?
                 | 
| Mice, Knockout | 1  | 2019  | 443  | 0.040  | 
                  Why?
                 | 
| Magnetic Resonance Imaging | 1  | 2003  | 1325  | 0.040  | 
                  Why?
                 | 
| CREB-Binding Protein | 1  | 2016  | 4  | 0.030  | 
                  Why?
                 | 
| Psychophysics | 1  | 2016  | 13  | 0.030  | 
                  Why?
                 | 
| Child | 1  | 2003  | 2439  | 0.030  | 
                  Why?
                 | 
| Bronchodilator Agents | 1  | 2016  | 49  | 0.030  | 
                  Why?
                 | 
| Gene Knockdown Techniques | 1  | 2015  | 77  | 0.030  | 
                  Why?
                 | 
| Placebos | 1  | 1995  | 63  | 0.030  | 
                  Why?
                 | 
| Proton Pumps | 1  | 2014  | 7  | 0.030  | 
                  Why?
                 | 
| Neurofilament Proteins | 1  | 2014  | 13  | 0.030  | 
                  Why?
                 | 
| Rats, Transgenic | 1  | 2014  | 47  | 0.030  | 
                  Why?
                 | 
| Dependovirus | 1  | 2014  | 18  | 0.030  | 
                  Why?
                 | 
| Green Fluorescent Proteins | 1  | 2014  | 71  | 0.030  | 
                  Why?
                 | 
| Proto-Oncogene Proteins c-fos | 1  | 2014  | 9  | 0.030  | 
                  Why?
                 | 
| Receptors, GABA-B | 1  | 2014  | 13  | 0.030  | 
                  Why?
                 | 
| Antihypertensive Agents | 1  | 2016  | 352  | 0.030  | 
                  Why?
                 | 
| GABA Agents | 1  | 2013  | 2  | 0.030  | 
                  Why?
                 | 
| Parasympatholytics | 1  | 2013  | 3  | 0.030  | 
                  Why?
                 | 
| Bicuculline | 1  | 2013  | 10  | 0.030  | 
                  Why?
                 | 
| Mecamylamine | 1  | 2013  | 11  | 0.030  | 
                  Why?
                 | 
| Glutamate Decarboxylase | 1  | 2012  | 17  | 0.030  | 
                  Why?
                 | 
| Extracellular Space | 1  | 2012  | 25  | 0.030  | 
                  Why?
                 | 
| Meta-Analysis as Topic | 1  | 2012  | 43  | 0.030  | 
                  Why?
                 | 
| Sample Size | 1  | 2012  | 38  | 0.030  | 
                  Why?
                 | 
| Intracellular Space | 1  | 2011  | 16  | 0.030  | 
                  Why?
                 | 
| International Cooperation | 1  | 2012  | 28  | 0.030  | 
                  Why?
                 | 
| Protein Subunits | 1  | 2011  | 34  | 0.020  | 
                  Why?
                 | 
| Biological Transport | 1  | 2011  | 69  | 0.020  | 
                  Why?
                 | 
| Sodium | 1  | 2011  | 40  | 0.020  | 
                  Why?
                 | 
| Ligands | 1  | 2011  | 81  | 0.020  | 
                  Why?
                 | 
| Kainic Acid | 1  | 2011  | 7  | 0.020  | 
                  Why?
                 | 
| Macrophages, Peritoneal | 1  | 2011  | 18  | 0.020  | 
                  Why?
                 | 
| Host-Pathogen Interactions | 1  | 2011  | 24  | 0.020  | 
                  Why?
                 | 
| Immunization | 1  | 2011  | 33  | 0.020  | 
                  Why?
                 | 
| Foot | 1  | 2011  | 39  | 0.020  | 
                  Why?
                 | 
| HIV Envelope Protein gp120 | 1  | 2010  | 4  | 0.020  | 
                  Why?
                 | 
| Nerve Fibers, Unmyelinated | 1  | 2010  | 5  | 0.020  | 
                  Why?
                 | 
| Hair | 1  | 2010  | 28  | 0.020  | 
                  Why?
                 | 
| Drug Administration Routes | 1  | 2010  | 12  | 0.020  | 
                  Why?
                 | 
| Ethics Committees, Research | 1  | 2010  | 12  | 0.020  | 
                  Why?
                 | 
| Nervous System | 1  | 2010  | 13  | 0.020  | 
                  Why?
                 | 
| Logistic Models | 1  | 2012  | 783  | 0.020  | 
                  Why?
                 | 
| Aconitine | 1  | 2009  | 5  | 0.020  | 
                  Why?
                 | 
| Edema | 1  | 2009  | 28  | 0.020  | 
                  Why?
                 | 
| Writing | 1  | 2008  | 13  | 0.020  | 
                  Why?
                 | 
| Guidelines as Topic | 1  | 2008  | 47  | 0.020  | 
                  Why?
                 | 
| Documentation | 1  | 2008  | 46  | 0.020  | 
                  Why?
                 | 
| Point Mutation | 1  | 2007  | 28  | 0.020  | 
                  Why?
                 | 
| Aged, 80 and over | 1  | 1995  | 3990  | 0.020  | 
                  Why?
                 | 
| Sulfur Isotopes | 1  | 2006  | 2  | 0.020  | 
                  Why?
                 | 
| Theophylline | 1  | 2006  | 4  | 0.020  | 
                  Why?
                 | 
| Citrates | 1  | 2006  | 5  | 0.020  | 
                  Why?
                 | 
| Yohimbine | 1  | 2005  | 4  | 0.020  | 
                  Why?
                 | 
| Guanosine Triphosphate | 1  | 2005  | 8  | 0.020  | 
                  Why?
                 | 
| Expert Testimony | 1  | 2004  | 11  | 0.010  | 
                  Why?
                 | 
| Rectum | 1  | 2004  | 17  | 0.010  | 
                  Why?
                 | 
| Hip Fractures | 1  | 2004  | 31  | 0.010  | 
                  Why?
                 | 
| Patient Care Management | 1  | 2004  | 18  | 0.010  | 
                  Why?
                 | 
| Drug Compounding | 1  | 2004  | 36  | 0.010  | 
                  Why?
                 | 
| Colon | 1  | 2004  | 51  | 0.010  | 
                  Why?
                 | 
| Orthopedic Procedures | 1  | 2004  | 89  | 0.010  | 
                  Why?
                 | 
| Algorithms | 1  | 2004  | 496  | 0.010  | 
                  Why?
                 |