Funding for this research was provided by:
Science for Africa Foundation (GCCSOAFMNH1)
Received: 23 May 2022
Accepted: 8 June 2022
First Online: 20 June 2022
: Ethical approval for the study has been granted by the Human Research Ethics Committee at the Pharma-Ethics and by Clinton Health Access Initiative Research Ethics Committee. Additionally, ethics clearance has been obtained from the Tshwane Regional Research Ethics Committee. Informed consent from study participants is written.
: Not applicable.
: The authors have no competing interests to declare.