- Correspondence toDr Lingyun Sun, Department of Rheumatology and Immunology, The Affiliated Drum Tower Hospital of Nanjing University Medical School, 321 Zhongshan Road, Nanjing, Jiangsu 210008, China;
- Dr Gary S Gilkeson, Department of Rheumatology, 96 Jonathan Lucas Street, Suite 912 Medical University of South Carolina, Charleston, South Carolina 29425, USA;
- Accepted May 17, 2010
- First published July 21, 2010.
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