- Correspondence to Dr Lydia Forestier-Zhang, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Nuffield Orthopaedic Centre, Windmill Road, Oxford, OX37HE, UK;
- Received March 12, 2015
- Revised July 6, 2015
- Accepted July 14, 2015
- First published August 12, 2015.
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