About the Authors

Caiting Dong

Contributed equally to this work with: Caiting Dong, Z. Jennifer Huang

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Z. Jennifer Huang

Contributed equally to this work with: Caiting Dong, Z. Jennifer Huang

Affiliation Department of International Health, Georgetown University, Washington DC, United States of America

Maria C. Martin

Affiliation Department of Pediatrics - Adolescent & Young Adult Medicine, University of California San Francisco, San Francisco, California, United States of America

Jun Huang

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Honglu Liu

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Bin Deng

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Wenhong Lai

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Li Liu

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Yihui Yang

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Ying Hu

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Guangming Qin

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Linglin Zhang

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Zhibin Song

Affiliation Department of HIV Control and Prevention, Liangshan Prefecture Health Bureau, Xichang, Si-chuan, China

Daying Wei

Affiliation Department of HIV Control and Prevention, Lianshan Center for Disease Control and Prevention, Xichang, Si-chuan, China

Lei Nan

Affiliation Department of HIV Control and Prevention, Lianshan Center for Disease Control and Prevention, Xichang, Si-chuan, China

Qixing Wang

Affiliation Department of HIV Control and Prevention, Lianshan Center for Disease Control and Prevention, Xichang, Si-chuan, China

Hongxia Deng

Affiliation Department of HIV Control and Prevention, Butuo Health Bureau, Butuo, Si-chuan, China

Jianxun Zhang

Affiliation Department of HIV Control and Prevention, Butuo Health Bureau, Butuo, Si-chuan, China

Frank Y. Wong

Affiliation Department of Behavioral Sciences and Health Education, Emory University, Atlanta, Georgia, United States of America

Wen Yang

yangwenn@yeah.net

Affiliation Department of HIV Control and Prevention, Si-chuan Center for Disease Control and Prevention, Chengdu, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: CD ZJH WY. Performed the experiments: HL GQ DW. Analyzed the data: CD ZJH. Contributed reagents/materials/analysis tools: JH BD WL LL YY YH LZ ZS LN QW HD JZ HL GQ DW. Wrote the paper: CD ZJH MCM FYW.