Gao, Haifeng
Wang, Jie
An, Jing
Liu, Shuyu
Li, Yan
Ding, Songtao
Zhang, Yi
Chen, Ying
Funding for this research was provided by:
Beijing Haidian District Center for Disease Control and Prevention. (2018HDPMA17, 2018HDPMA17, 2018HDPMA17, 2018HDPMA17, 2018HDPMA17, 2018HDPMA17, 2018HDPMA17, 2018HDPMA17)
Article History
Received: 22 September 2021
Accepted: 25 March 2022
First Online: 2 April 2022
Competing interests
: The authors declare no competing interests.