DIAGNOSTIC AND INTERVENTIONAL IMAGING, vol.97, no.4, pp.419-424, 2016 (SCI-Expanded)
Purpose: The goal of this prospective study was to determine the prevalence of shoulder abnormalities on magnetic resonance imaging (MRI) in patients with ankylosing spondylitis (AS) who have normal shoulder X-ray examinations and no clinical shoulder abnormalities using a casecontrol study.