- Correspondence to Professor Philip G Conaghan, Division of Musculoskeletal Disease, Section of Musculoskeletal Disease, University of Leeds & NIHR Leeds Musculoskeletal Biomedical Research Unit, 2nd Floor Chapel Allerton Hospital, Chapeltown Road, Leeds LS7 4SA, UK;
- Accepted February 24, 2013
- First published March 21, 2013.
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