Funding for this research was provided by:
Fonds Wetenschappelijk Onderzoek (G0B4314N)
International Clinics on Infectious Disease Dynamics and Data (ICI3D) Program (R25GM102149)
Article History
Received: 21 August 2017
Accepted: 16 March 2018
First Online: 27 March 2018
Ethics approval and consent to participate
: Institutional Review Board approval to conduct this secondary analysis was obtained from the Stellenbosch University Health Research Ethics Committee (IRB0005239). The requirement for written consent was waived by the ethics committee because this was a secondary analysis, and no participants were contacted, nor did we have access to identifying information.
: Not applicable.
: The authors declare that they have no competing interests.
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