Article History
Received: 10 December 2020
Accepted: 25 August 2021
First Online: 9 November 2021
Declarations
:
: Ethics approval was obtained from the Biomedical Research Ethics Committee of the University of KwaZulu-Natal (ref. no. BE302/18).Since this was a retrospective chart review, consent for participation is not applicable.
: The manuscript has been read and approved for submission by all the named authors and consent is given for publication.
: The authors declare no competing interests.