Funding for this research was provided by:
United States Agency for International Development (work unit number E1025)
Center for Global Health (work unit number E1025)
Received: 25 November 2018
Accepted: 11 February 2019
First Online: 14 February 2019
Ethics approval and consent to participate
: This study was reviewed and approved by the Institutional Review Board of U.S. Naval Medical Research Unit #3 (DOD# NAMRU3.2013.0005). Review Board approved the project as non-research activity not involving human research and thus informed consent was not required.
: Not applicable
: The authors have declared that they have no competing interests.
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