title: Posterior paravertebral ossification causing cervical myelopathy. A report of eighteen cases.
mesh_terms: D000328:Adult; D000368:Aged; D002574:Cervical Vertebrae / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000150:complications* / Q000473:pathology; D011859:Radiography; D013115:Spinal Canal; D013118:Spinal Cord Diseases / Q000000981:diagnostic imaging / Q000209:etiology* / Q000601:surgery