1. Department of Immunology, Basic Medicine School, Air-Force Medical University (The Fourth Military Medical University), Xi’an 710032, China
2. Yingtan Detachment, Jiangxi Corps, Chinese People’s Armed Police Force, Yingtan 335000, China
3. Institute of AIDS Prevention and Control, Shaanxi Provincial Center for Disease Control and Prevention, Xi’an 710054, China
4. The Key Laboratory of Bio-Hazard Damage and Prevention Medicine, Basic Medicine School, Air-Force Medical University (The Fourth Military Medical University), Xi’an 710032, China
5. Department of Rheumatology, Tangdu Hospital, Air-Force Medical University (The Fourth Military Medical University), Xi’an 710038, China