1. Department of Rheumatology , Peking Union Medical College Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences, National Clinical Research Center for Dermatologic and Immunologic Diseases , Beijing , China
2. Department of Rheumatology , the First Affiliated Hospital Affiliated to Harbin Medical University , Harbin , Heilongjiang Province , China
3. Department of Rheumatology , Beijing Hospital , Beijing , China
4. Department of Rheumatology and Immunology , West China Hospital, Sichuan University , Chengdu , Sichuan Province , China
5. Department of Rheumatology and Immunology , The Third Affiliated Hospital of Sun Yat-sen University , Guangzhou , Guangdong Province , China
6. Guangdong Provincial General Hospital , Guangzhou , Guangdong Province , China
7. Department of Rheumatology and Immunology , Shanghai Changzheng Hospital , the Second Military Medical University , Shanghai , China
8. Department of Rheumatology , Second Hospital of Shanxi Medical University , Taiyuan , Shanxi Province , China
9. Department of Rheumatology , Xinjiang Uygur Autonomous Region People's Hospital, Urumuqi, Xinjiang Uygur Autonomous Region , China
10. Department of Gynecology and Obstetrics , Peking Union Medical College, Peking Union Medical College, Chinese Academy of Medical Sciences , Beijing , China
11. Department of Nephrology , Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences , Beijing , China
12. Department of Dermatology , Peking Union Hospital, Peking Union Medical College, Chinese Academy of Medical Sciences , Beijing , China
13. Department of Radiology , the First Hospital of Lanzhou University , Lanzhou , Gansu Province , China
14. Lanzhou University Evidence-based Medicine Center/Chinese GRADE Center , Lanzhou , Gansu Province , China