- Correspondence to Professor Paul Emery, Leeds Institute of Rheumatic & Musculoskeletal Medicine, University of Leeds, Chapel Allerton Hospital and NIHR Leeds Musculoskeletal Biomedical Research Unit, Leeds Teaching Hospitals NHS Trust, Chapeltown Road, Leeds LS7 4SA, UK;
- Received January 27, 2014
- Revised June 10, 2014
- Accepted July 26, 2014
- First published August 19, 2014.
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