[Ossification of the longitudinal ligament of the posterior cervical vertebrae].
D000368:Aged; D002574:Cervical Vertebrae; D005260:Female; D006801:Humans; D007564:Japan; D008022:Ligaments; D008297:Male; D008875:Middle Aged; D009999:Ossification, Heterotopic / Q000000981:diagnostic imaging / Q000453:epidemiology; D011859:Radiography