Text and Data Mining valid from 2020-03-18
Received: 2 January 2020
Accepted: 3 March 2020
First Online: 18 March 2020
Ethics approval and consent to participate
: This article is part of a MMedSc thesis, which is being currently conducted in accordance with permission from the ethics committee of the University of KwaZulu-Natal (UKZN) Humanities & Social Sciences Ethics Committee (HSSREC), under the protocol reference number HSS/0544/018 M.
: Not applicable
: The authors declare that they have no competing interests.