1. Department of Rheumatology and Clinical Immunology Chinese Academy of Medical Sciences & Peking Union Medical College Beijing China
2. Department of Radiology, Peking Union Medical College Hospital Chinese Academy of Medical Sciences & Peking Union Medical College Beijing China
3. State Key Laboratory of Complex Severe and Rare Diseases, Peking Union Medical College Hospital Chinese Academy of Medical Sciences & Peking Union Medical College Beijing China
4. National Clinical Research Center for Dermatologic and Immunologic Diseases Ministry of Science & Technology Beijing China
5. Key Laboratory of Rheumatology and Clinical Immunology Ministry of Education Beijing China