title: Usefulness of disability to sub-classify chronic low back pain and the crucial role of rehabilitation.
authors.forename: S
authors.initials: S
authors.lastname: Negrini
mesh_terms: D000203:Activities of Daily Living; D002908:Chronic Disease; D004185:Disability Evaluation; D017408:Guidelines as Topic; D006801:Humans; D017116:Low Back Pain / Q000145:classification* / Q000503:physiopathology* / Q000534:rehabilitation; D010147:Pain Measurement