1. Department of Rheumatology and Immunology, Changhai Hospital, The Second Military Medical University, Shanghai, China
2. Army Convalescence Area, Hangzhou Sanatorium of People's Liberation Army, Hangzhou, China
3. Department of Joint Surgery, Changhai Hospital, The Second Military Medical University, Shanghai, China
4. Experimental Center, Changhai Hospital, The Second Military Medical University, Shanghai, China
5. Department of Pathology, Changhai Hospital, The Second Military Medical University, Shanghai, China