Maposa, Innocent
Welch, Richard
Ozougwu, Lovelyn
Arendse, Tracy
Mudara, Caroline
Blumberg, Lucille
Jassat, Waasila
Article History
Received: 27 September 2022
Accepted: 30 April 2023
First Online: 5 May 2023
Declarations
:
: Ethical approval for this study was obtained from the University of the Witwatersrand’s Human Research Ethics Committee (Medical) with clearance certificate number M2010108 MED 20–10-093 and was performed in accordance with the Declaration of Helsinki. Informed consent was waived by the University of the Witwatersrand Human Research Ethics as the data was being collected for the national pandemic surveillance program and was shared in de-identified form. Only de-identified data obtained from the National Institute for Communicable Diseases (NICD) were used in this study.
: Not applicable.
: The authors declare no competing interests.