- Correspondence to Dr Frank van den Hoogen, Department of Rheumatology, St. Maartenskliniek, PO Box 9011, Nijmegen 6500 GM, The Netherlands; or Janet E Pope, St. Joseph's Health Care London, 268 Grosvenor Street, London, ON, Canada N6A 4V2; .
- Accepted August 9, 2013
- First published October 3, 2013.
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