Race/ethnicity, and Americans' perceptions and experiences of over- and under-use of care: a cross-sectional study.
                             
                            
                            
                                
                                    
                                            
    Kressin NR, Lin MY. Race/ethnicity, and Americans' perceptions and experiences of over- and under-use of care: a cross-sectional study. BMC Health Serv Res. 2015 Oct 01; 15:443.