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Authors
Cheng, Chih-Yuan http://orcid.org/0000-0001-6220-0524
Quaife, Matthew
Eakle, Robyn
Cabrera Escobar, Maria A.
Vickerman, Peter
Terris-Prestholt, Fern
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Funding
Funding for this research was provided by:
United States Agency for International Development (#AID-OAA-A-11-00051)
Bill and Melinda Gates Foundation
Economic and Social Research Council
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Article History
Received: 24 July 2018
Accepted: 3 July 2019
First Online: 24 July 2019
Ethics approval and consent to participate
: Ethical approval for the survey study was obtained from both London School of Hygiene and Tropical Medicine (8451–2) and University of Witwatersrand Human Research Ethics Committee (M140614). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committees and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from all survey participants.
: Not applicable.
: The authors declare that they have no competing interests.
