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Article History

Received: 25 August 2021

Accepted: 14 October 2022

First Online: 24 October 2022

Declarations

:

: This was a retrospective study on already available biological material and ethical clearance was obtained from the Human Ethics Research Committee (Medical), University of the Witwatersrand Ethics clearance reference number: M120994. The need for informed consent was waived by the HREC (Medical), University of the Witwatersrand for this study, as research was conducted under the institutional blanket ethics clearance (M10744) obtained from the HREC (Medical), which allows for research to be carried out on all archived pathology specimens without informed consent from study participants. All experimental protocols were approved by the Postgraduate Research and Protocol committee within the Faculty of Health Sciences, University of the Witwatersrand, and all experiments were performed according to the relevant guidelines and regulations.

: Not applicable.

: The authors have no conflicts of interest to declare.