title: Lumbar spine X-ray study questioned.
mesh_terms: D005069:Evaluation Studies as Topic; D006801:Humans; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging*; D011859:Radiography; D013168:Spondylolisthesis / Q000000981:diagnostic imaging; D013169:Spondylolysis / Q000000981:diagnostic imaging