Funding for this research was provided by:
Fogarty International Center (D43TW007004)
Received: 12 January 2018
Accepted: 24 April 2018
First Online: 3 May 2018
Ethics approval and consent to participate
: Lines 135–136: All participants gave written informed consent to participate.Lines 149–151: Permission to conduct the study was obtained from the Kilifi County Hospital ethics committee after obtaining an ethics clearance from Pwani University Institutional Review Board and the ethics committee of the University of Kwa-Zulu Natal.
: The authors declare that they have no competing interests.
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