- Correspondence to Serdal Ugurlu, Department of Rheumatology, Cerrahpasa Medical Faculty, University of Istanbul, 34098 Cerrahpasa-Fatih/Istanbul, Turkey;
- Received January 19, 2012
- Accepted April 8, 2012
- First published May 14, 2012.
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.