- Correspondence to Professor Dr Dafna D Gladman, Department of Rheumatology, Centre for Prognosis Studies in the Rheumatic Diseases 1E-410B, University of Toronto Psoriatic Arthritis Clinic, Toronto Western Hospital, 399 Bathurst Street, Toronto, Ontario M5T 2S8, Canada;
- Received February 8, 2012
- Accepted May 19, 2012
- First published June 26, 2012.
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