Sanjak M, Gandhi R, Skains, Rachel, Brooks BR. Forced Vital Capacity (FVC) is an Independent Natural History Clinimetric That Did Not Correlate Short-Term with Amyotrophic Lateral Sclerosis Functional Rating Scale-Revised (ALSFR-R), Sit to Stand (STS), Stair Climbing (SC), 25 Foot Walk (25FW), and Timed up and Go (TUG) Tests. Forced Vital Capacity (FVC) is an Independent Natural History Clinimetric That Did Not Correlate Short-Term with Amyotrophic Lateral Sclerosis Functional Rating Scale-Revised (ALSFR-R), Sit to Stand (STS), Stair Climbing (SC), 25 Foot Walk (25FW), and Timed up and Go (TUG) Tests. 2011; P080.