1. Department of Rheumatology, Shanghai Guang Hua Hospital of Integrated Traditional and Western Medicine, Shanghai, China
2. Department of Infectious Diseases, Huashan Hospital, Fudan University, Shanghai, China
3. Department of Rheumatology, Huashan Hospital, Fudan University, Shanghai, China
4. Department of Molecular Microbiology and Immunology, Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland, USA