Xu, Peiwei
Mo, Zhe
Wu, Lizhi
Chen, Weizhong
He, Shengliang
Chen, Yuan
Xu, Dandan
Xiang, Jie
Chen, Zhijian
Lou, Xiaoming
Wang, Zhen
Wang, Xiaofeng
Article History
Received: 10 December 2020
Accepted: 24 February 2021
First Online: 2 March 2021
Declarations
:
: The study was approved by the Ethics and Human Subject Committee of Zhejiang Provincial Center for Disease Control and Prevention.
: All the participants had agreed to join this study and signed the informed consent form. Demographic data in terms of age, gender, and other characteristics were collected via a questionnaire after informed consent was obtained.
: Not applicable.
: The authors declare no competing interests.
: The findings and conclusions in this article are those of the authors and do not necessarily represent the official views of the Zhejiang Provincial Center for Disease Control and Prevention.