Funding for this research was provided by:
Médecins Sans Frontières
National Institutes of Health
Received: 13 April 2017
Accepted: 14 September 2017
First Online: 29 September 2017
Ethics approval and consent to participate
: The study protocol was approved by the University of Cape Town Human Research Ethics Committee (HREC), the Health Research Committee of the Health Research and Knowledge Management Unit of KZN DOH, and the Comité de Protection de Personnes de Paris in France.Written consent for study participation was obtained from all participants prior to inclusion in the study.
: Not applicable
: The authors declare that they have no competing interests
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