Ossification of the posterior longitudinal ligament (Japanese disease). A radiological study in 12 cases.
D000328:Adult; D000368:Aged; D002574:Cervical Vertebrae; D005260:Female; D006801:Humans; D008023:Ligaments, Articular; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000000981:diagnostic imaging*; D011859:Radiography; D013122:Spinal Diseases / Q000000981:diagnostic imaging