NHC Key Laboratory of AIDS Immunology(China Medical University);
National Clinical Research Center for Laboratory Medicine;
The First Affiliated Hospital of China Medical University;
Shenyang 110001;
Liaoning;
China;
AIDS Healthcare Foundation(AHF)China;
Beijing 100021;
China;
Tongzhi Welfare Group;
Beijing 100021;
China;
School of Public Health;
University of Minnesota Twin Cities;
Minneapolis;
MN;
55455;
United States;
Chinese Academy of Medical Sciences;
Hospital for Skin Diseases and STI Control;
Nanjing 210042;
Jiangsu;
China;