Anterior cervical operation for spondylotic myelopathy.
D002574:Cervical Vertebrae / Q000601:surgery; D005500:Follow-Up Studies; D006801:Humans; D008875:Middle Aged; D013118:Spinal Cord Diseases / Q000601:surgery*; D013128:Spinal Osteophytosis / Q000150:complications / Q000601:surgery*; D013167:Spondylitis, Ankylosing / Q000601:surgery*