1. Department of Rheumatology and Immunology Capital Medical University Affiliated Beijing Anzhen Hospital Beijing China
2. Department of Rheumatology and Clinical Immunology Peking Union Medical College Hospital Chinese Academy of Medical Sciences & Peking Union Medical College Beijing China
3. National Clinical Research Center for Dermatologic and Immunologic Diseases (NCRC‐DID) Ministry of Science & Technology Beijing China
4. State Key Laboratory of Complex Severe and Rare Diseases Peking Union Medical College Hospital (PUMCH) Beijing China
5. Key Laboratory of Rheumatology and Clinical Immunology Ministry of Education Beijing China
6. Department of Rheumatology and Immunology Capital Medical University Affiliated Beijing Shijitan Hospital Beijing China