[Chronic back pain and expert opinion (II)].
Reck
R
R
D001416:Back Pain / Q000175:diagnosis / Q000209:etiology*; D003937:Diagnosis, Differential; D004185:Disability Evaluation; D004608:Eligibility Determination / Q000331:legislation & jurisprudence; D005104:Expert Testimony / Q000331:legislation & jurisprudence*; D005858:Germany; D006801:Humans; D009784:Occupational Diseases / Q000175:diagnosis / Q000209:etiology*; D012943:Social Security / Q000331:legislation & jurisprudence