title: The anatomical source of back pain.
mesh_terms: D001415:Back / Q000033:anatomy & histology*; D001416:Back Pain / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D007403:Intervertebral Disc / Q000473:pathology; D008297:Male; D009420:Nervous System / Q000033:anatomy & histology; D010146:Pain / Q000175:diagnosis / Q000209:etiology; D012965:Sodium Chloride / Q000008:administration & dosage; D013122:Spinal Diseases / Q000175:diagnosis; D013131:Spine / Q000033:anatomy & histology
chemical_list: D012965:Sodium Chloride