1. Department of Immunology and Rheumatology, The Affiliated Drum Tower Hospital of Nanjing University Medical School, Nanjing, China.
2. Department of Immunology and Rheumatology, Changzheng Hospital, The Second Military Medical University, Shanghai, China.
3. Department of Pathology and Microbiology, Center of Infection and Immunology, the University of Hong Kong, Hong Kong, China.