Delay in the radiographic detection of sacroiliitis in ankylosing spondylitis.
Khan
M A
MA
D001168:Arthritis / Q000150:complications* / Q000000981:diagnostic imaging*; D006801:Humans; D011859:Radiography; D012446:Sacroiliac Joint; D013167:Spondylitis, Ankylosing / Q000150:complications* / Q000000981:diagnostic imaging*; D013997:Time Factors