1. Department of Rheumatology and Immunology; West China Hospital; Sichuan University; Chengdu Sichuan
2. Department of Rheumatology and Immunology; Affiliated Minda Hospital of Hubei Institute for Nationalities; Enshi Hubei
3. Department of Rheumatology and Immunology; the Affiliated Hospital of Southwest Medical University; Luzhou Sichuan China
4. School of Public Health; Southwest Medical University; Luzhou Sichuan China