Funding for this research was provided by:
Foundation for the National Institutes of Health
European and Developing Countries Clinical Trials Partnership (CDF1576)
South African Medical Research Council
International Collaborations in Infectious disease Research (5U01IA115619/03)
Text and Data Mining valid from 2020-02-10
Received: 11 September 2019
Accepted: 9 January 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: Ethical approval was obtained for all study-related activities from the Stellenbosch University Human Research Ethics Committee (reference numbers N10/01/013). All participants signed informed consent. Consent for publication from an individual is not applicable.
: This manuscript does not contain any personal sensitive data.
: The authors declare that they have no competing interests.