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Authors
Laybohr Kamara, Idrissa
Wang, Liang
Guo, Yaxin
Huo, Shuting
Guo, Yuanyuan
Xu, Chengdong
Liao, Yilan
Liu, William J.
Ma, Wei
Gao, George F. http://orcid.org/0000-0002-3869-615X
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Funding
Funding for this research was provided by:
Projects of International Cooperation and Exchanges NSFC (82161148008)
the Excellent Young Scientist Program of the NSFC (81822040)
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Article History
Received: 20 June 2022
Accepted: 10 October 2022
First Online: 29 November 2022
Declarations
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: The procedure and questionnaires for DHS and AIS data collections have been reviewed and approved by the ICF International institution review board (IRB) in individual countries. Interviews are conducted only if the respondent provides voluntary informed consent. A written and signed informed consent was obtained from all participants. The ICF International IRB ensures that surveys comply with the ethics of each country and the US Department of Health and Human Services regulations for the protection of human subjects. In this regard, authors analyzing DHS and AIS data do not require ethics approval.
: Not applicable.
: The authors declare that they have no competing interests.
