Funding for this research was provided by:
National Department of Health (116700)
Received: 20 February 2020
Accepted: 26 October 2020
First Online: 1 December 2020
Ethics approval and consent to participate
: This approval was granted by the Humanities and Social Sciences Research Ethics Committee of University of KwaZulu-Natal, Westville-Durban, South Africa.
: The authors confirm that they have no conflict of interests.