Funding for this research was provided by:
Center for Global Health, Office of the Associate Director for Science/Laboratory Science (CGH HSR Tracking Number 2015-010)
National Health Laboratory Services (U2GPS001328 and NU2GGH001631)
Received: 14 July 2020
Accepted: 8 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: Not applicable; research conducted using online survey and not involving human subjects or human material. The protocol was approved by South Africa Institutional Review Board and was determined to be non-human subjects research by the Associate Director for Science at Centre for Global Health, U.S. Centers for Disease Control and Prevention.
: Not applicable.
: The authors declare that they have no competing interests.