Epidemiology and diagnosis in low back injury.
D000063:Accidents, Traffic; D001416:Back Pain / Q000191:economics / Q000453:epidemiology / Q000209:etiology*; D006801:Humans; D008161:Lumbosacral Region / Q000293:injuries*; D009784:Occupational Diseases / Q000191:economics / Q000453:epidemiology / Q000209:etiology; D011187:Posture; D014481:United States; D014942:Workers' Compensation