Funding for this research was provided by:
United States Agency for International Development (674-A-12-00029, 674-A-12-00029, 674-A-12-00029, 674-A-12-00029, 674-A-12-00029)
Received: 15 June 2018
Accepted: 23 November 2018
First Online: 17 December 2018
Ethics approval and consent to participate
: The study was a retrospective register review of routinely captured records and a waiver of informed consent was granted to retrospectively review these records. Participants did not provide written or verbal consent to participate in the study as all data analysed were collected as part of routine diagnosis and treatment. This study and the analysis of anonymized data was approved by the Human Research Ethics Committee (Medical) of the University of the Witwatersrand (Wits HREC M130601).
: Not applicable
: The authors declare that they have no competing interests.
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