1. Rheumatology Department, Guang’anmen Hospital, China Academy of Chinese Medical Sciences, Beijing, China
2. Rheumatology Department, Shenzhen Traditional Chinese Medicine Hospital, Shenzhen, China
3. Department of Rheumatology, The First Affiliated Hospital of Harbin Medical University, Harbin, China
4. Department of Rheumatology and Clinical Immunology, Beijing Chao Yang Hospital, Capital Medical University, Beijing, China
5. Rheumatology Department, Hebei Hospital of Traditional Chinese Medicine, Shijiazhuang, China
6. Department of Rheumatology and Immunology, Peking University People’s Hospital & Beijing Key Laboratory for Rheumatism Mechanism and Immune Diagnosis, Beijing, China