About the Authors

Jinlei Qi

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Dapeng Zhang

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Xiaojing Fu

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Chengmei Li

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Sining Meng

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Min Dai

Affiliation Bill & Melinda Gates foundation China Office, Beijing, China

Hui Liu

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Jiangping Sun

jpsun@chinaaids.cn

Affiliation National Center for AIDS/STD Control and Prevention, Chinese Center for Disease Control and Prevention, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JQ DZ CL SM JS. Performed the experiments: JQ DZ XF CL SM JS. Analyzed the data: JQ. Wrote the paper: JQ DZ XF HL JS. Modification of language syntax: MD.