- Correspondence to Dr Arthur Kavanaugh, Division of Rheumatology, Allergy and Immunology, Department of Medicine, University of California, San Diego 9500 Gilman Drive, Mail Code 0943, La Jolla, CA 92093-0943, USA;
- Received December 11, 2013
- Revised February 11, 2014
- Accepted February 16, 2014
- First published March 4, 2014.
This web only file has been produced by the BMJ Publishing Group from an electronic file supplied by the author(s) and has not been edited for content.
Files in this Data Supplement:
- Data supplement 1 - Online supplement
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.