Funding for this research was provided by:
South African Medical Research Council (SAMRC/03/2017)
Received: 3 July 2020
Accepted: 8 February 2021
First Online: 16 February 2021
Ethics approval and consent to participate
: The Research Ethics Committee of the Walter Sisulu University approved the research protocol [(Reference: 085/2017]. Permission to implement the study protocol was granted by the Eastern Cape Department of Health and the clinical governance of the hospital. The nature and scope of the study were explained to the participants, whom all gave informed consent before data collection.
: Participants gave consent for the sharing of the findings of the study. All authors agreed to the publication of this article.
: The authors declare that they have no conflicts of interest.