title: [Comparative study of the efficacy of non-surgical and surgical therapy for degenerative lumbar spinal stenosis].
mesh_terms: D000368:Aged; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008159:Lumbar Vertebrae / Q000601:surgery; D008297:Male; D008875:Middle Aged; D013130:Spinal Stenosis / Q000601:surgery* / Q000628:therapy*