Chen, Siyuan
Fu, Hongqiao
Jian, Weiyan
Funding for this research was provided by:
Bill & Melinda Gates Foundation (OPP1178967, OPP1178967, OPP1178967)
Article History
Received: 21 February 2022
Accepted: 30 June 2022
First Online: 4 July 2022
Declarations
:
: Ethical approval for this study was obtained from Peking University (IRB number: IRB00001052–18005).All methods were carried out in accordance with relevant guidelines and regulations (declaration of Helsinki).Informed consent was obtained from all subjects and/or their legal guardian(s).
: Not applicable.
: The authors declare that they have no competing interests.