Cervical spine involvement in rheumatoid arthritis.
D000368:Aged; D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging* / Q000628:therapy; D002574:Cervical Vertebrae / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D013123:Spinal Fusion; D014143:Traction