The problem back and disability.
Northwestern University Sports Medicine Research Group, USA.
J
J
Press
D002908:Chronic Disease; D004185:Disability Evaluation; D006801:Humans; D018868:Insurance, Disability; D017116:Low Back Pain / Q000175:diagnosis / Q000191:economics* / Q000453:epidemiology / Q000534:rehabilitation*; D014481:United States / Q000453:epidemiology