Han, Jiayu
Jia, Peng
Huang, Yuling
Gao, Bo
Yu, Bin
Yang, Shifan
Yu, Jun
Xiong, Jun
Liu, Chang
Xie, Tian
Dong, Peijie
Yang, Chao
Wang, Zixin
Yang, Shujuan
Funding for this research was provided by:
Sichuan Provincial Foundation for AIDS Prevention and Control (2018-WJW-02)
National Natural Science Foundation of China (81703279)
Sichuan Science and Technology Program (2019YJ0148)
Article History
Received: 26 December 2019
Accepted: 14 April 2020
First Online: 28 April 2020
Ethics approval and consent to participate
: All subjects voluntarily participated in our study and signed informed consent forms before enrollment. The study protocol was approved by the Ethics Committee of West China School of Public Health and West China Fourth Hospital, Sichuan University, and the study was carried out in according to the Helsinki Declaration of 1964.
: Not applicable
: The authors declare that they have no competing interests.