- Correspondence to Professor Won Park, IN-HA University, School of Medicine, Medicine/Rheumatology, 366, Seohae-Daero, Jung-Gu, Incheon 22332, Republic of Korea; and Professor Dae Hyun Yoo, Division of Rheumatology, Hanyang University Hospital for Rheumatic Diseases, 222-1 Wangsimni-Ro, Seongdong-Gu, Seoul 04763, Republic of Korea;
- Received October 17, 2015
- Revised April 7, 2016
- Accepted April 9, 2016
- First published April 29, 2016.
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.