About the Authors

Lan Zhang

Affiliations Vanderbilt Institute for Global Health, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America, State Key Laboratory for Infectious Disease Prevention and Control, National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control, Beijing, China

Xianbin Ding

Affiliation Chongqing Center for Disease Control and Prevention, Chongqing, China

Rongrong Lu

Affiliation Chongqing Center for Disease Control and Prevention, Chongqing, China

Liangui Feng

Affiliation Chongqing Center for Disease Control and Prevention, Chongqing, China

Xuefeng Li

Affiliation State Key Laboratory for Infectious Disease Prevention and Control, National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control, Beijing, China

Yan Xiao

han-zhu.qian@vanderbilt.edu (HZQ); xiaoy1800@163.com (YX); ruanyuhua92@gmail.com (YR)

Affiliation China Office of the Joint United Nations Program on HIV/AIDS, Beijing, China

Yuhua Ruan

han-zhu.qian@vanderbilt.edu (HZQ); xiaoy1800@163.com (YX); ruanyuhua92@gmail.com (YR)

Affiliation State Key Laboratory for Infectious Disease Prevention and Control, National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control, Beijing, China

Sten H. Vermund

Affiliation Vanderbilt Institute for Global Health, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America

Yiming Shao

Affiliation State Key Laboratory for Infectious Disease Prevention and Control, National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control, Beijing, China

Han-Zhu Qian

han-zhu.qian@vanderbilt.edu (HZQ); xiaoy1800@163.com (YX); ruanyuhua92@gmail.com (YR)

Affiliation Vanderbilt Institute for Global Health, Vanderbilt University School of Medicine, Nashville, Tennessee, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YR YX YS HQ. Performed the experiments: XD RL LF. Analyzed the data: LZ HQ. Wrote the paper: LZ SV HQ. Data collection: XL XD.