- Correspondence to Professor Ian N Bruce, Arthritis Research UK Centre for Epidemiology, Centre for Musculoskeletal Research, Institute for Inflammation and Repair, University of Manchester, Manchester Academic Health Science Centre, Oxford Road, Manchester M13 9PT, UK;
- Received December 30, 2013
- Revised April 2, 2014
- Accepted April 13, 2014
- First published May 16, 2014.
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