title: Lumbar instability.
mesh_terms: D000328:Adult; D001416:Back Pain / Q000628:therapy; D005260:Female; D006801:Humans; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging; D008297:Male; D026741:Physical Therapy Modalities; D011859:Radiography; D013122:Spinal Diseases / Q000628:therapy; D013168:Spondylolisthesis / Q000628:therapy