1. Department of Rheumatology, Shanghai Guanghua Hospital of Integrated Traditional and Western Medicine, Shanghai, China,
2. Arthritis Institute of Integrated Traditional and Western Medicine, Shanghai Chinese Medicine Research Institute, Shanghai, China,
3. Guangdong Provincial Key Laboratory of Medical Molecular Diagnostics, Dongguan Scientific Research Center, Guangdong Medical University, Dongguan, China,
4. University of Texas Medical School at Houston, Houston, TX, USA, and
5. Department of Immunology and Microbiology, Shanghai JiaoTong University School of Medicine, Shanghai, China