Funding for this research was provided by:
national institutes of health (D43TW010131)
Received: 30 June 2021
Accepted: 3 December 2021
First Online: 14 December 2021
: This study was approved by UKZN Biomedical Research Ethics Committee (Approval Number BE541/17) and the KwaZulu-Natal Department of Health National Health Research Database (Ref: KZ_201805_014). Participants were provided with an information sheet and were required to sign and date a declaration of informed consent form. No identifying data from the participants or patients were collected or used in this study, thus participation remained anonymous. Participation was completely voluntary, and participants were made aware that they could withdraw from the study at any stage without consequence. There were no incentives or direct benefits offered to the participants to participate.
: Not applicable—no images or videos presented.
: The authors declare that there are no competing interests.