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Authors
Wang, Zi-Yue
Zhang, Li-Jie
Liu, Yu-Hong
Jiang, Wei-Xi
Jia, Jing-Yun
Tang, Sheng-Lan
Liu, Xiao-Yun https://orcid.org/0000-0002-5483-0742
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Funding
Funding for this research was provided by:
Bill & Melinda Gates Foundation (OPP1149395)
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Article History
Received: 30 November 2020
Accepted: 4 May 2021
First Online: 18 May 2021
Declarations
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: The Duke University Institutional Review Board provided ethics approval of the survey (Approval number: 2017-0768). All respondents read a statement that explained the purpose of the study and gave their consent to continue.
: Not applicable.
: The authors report no competing of interest. The authors alone are responsible for the content and writing of this article.
