title: Back strain and permanent function loss.
mesh_terms: D001415:Back / Q000503:physiopathology*; D001416:Back Pain / Q000503:physiopathology; D006801:Humans; D009132:Muscles / Q000503:physiopathology*; D009784:Occupational Diseases / Q000503:physiopathology*; D013180:Sprains and Strains / Q000503:physiopathology*