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Can erosions on MRI of the sacroiliac joints be reliably detected in patients with ankylosing spondylitis? - A cross-sectional study

Ulrich Weber*, Susanne J Pedersen, Mikkel Østergaard, Kaspar Rufibach, Robert GW Lambert and Walter P Maksymowych

Arthritis Research & Therapy 2012, 14:R124  doi:10.1186/ar3854