A radiological comparison of the hip-joint in rheumatoid arthritis and ankylosing spondylitis.
D001172:Arthritis, Rheumatoid / Q000000981:diagnostic imaging*; D006621:Hip Joint / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000000981:diagnostic imaging*