Du Plessis, L. M.
McLachlan, M. H.
Drimie, S. E.
Funding for this research was provided by:
U.S. President’s Emergency Plan for AIDS Relief
Universiteit Stellenbosch
Article History
Received: 21 January 2017
Accepted: 7 February 2018
First Online: 13 February 2018
Ethics approval and consent to participate
: This study was conducted according to the guidelines laid down in the Declaration of Helsinki and all procedures involving human participants were approved by the Human Research Ethics Committee of Stellenbosch University (Reference nr: S13/03/043). Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
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