- Correspondence to Michael Doherty, Arthritis Research UK Pain Centre, Academic Rheumatology, Clinical Sciences Building, City Hospital, Nottingham NG5 1PB, UK;
- Accepted July 12, 2011
- First published July 30, 2011.
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.