title: A lumbo-sacral strain syndrome.
mesh_terms: D001416:Back Pain / Q000188:drug therapy / Q000209:etiology / Q000628:therapy; D005081:Exercise Therapy; D005260:Female; D006801:Humans; D007267:Injections; D008161:Lumbosacral Region; D008297:Male; D011187:Posture; D011239:Prednisolone / Q000008:administration & dosage; D011343:Procaine / Q000008:administration & dosage; D012189:Retrospective Studies; D013180:Sprains and Strains
chemical_list: D011343:Procaine; D011239:Prednisolone