Madlala, Hlengiwe P.
Steyn, Nelia P.
Kalk, Emma
Davies, Mary-Anne
Nyemba, Dorothy
Malaba, Thokozile R.
Mehta, Ushma
Petro, Gregory
Boulle, Andrew
Myer, Landon
Article History
Received: 26 November 2020
Accepted: 24 May 2021
First Online: 4 August 2021
Declarations
:
: The study protocol was reviewed and approved by the Faculty of Health Sciences Human Research Ethics Committee of the University of Cape Town (REF 541/2015) and the Western Cape Department of Health (REF WC_2016RP6_286). Written informed consent was obtained from all participants at enrolment and all procedures complied with the Helsinki Declaration as revised in 1983.
: Not applicable.
: The authors declare that they have no competing interests.