title: [X-ray diagnosis of left and right flexing function in lumbar disk herniation].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D007405:Intervertebral Disc Displacement / Q000000981:diagnostic imaging*; D008159:Lumbar Vertebrae / Q000000981:diagnostic imaging*; D008297:Male; D008875:Middle Aged; D011187:Posture; D011859:Radiography