Received: 21 January 2019
Accepted: 22 July 2019
First Online: 29 July 2019
Ethics approval and consent to participate
: This study was carried out in partial fulfillment of the requirements of a PhD degree at the University of Pretoria and was approved by several ethics committees/bodies:1. University of Pretoria, Faculty of Health Sciences Research Ethics Committee (REC 487/17)2. Harare Hospital Ethics Committee (HCHEC 271017/77)3. Joint Parirenyatwa and University of Zimbabwe Research Ethics committee (JREC 33A/18)4. Medical Research Council of Zimbabwe (MRCZ/A/ 2271)All participants in this study were consented in writing before interviews. Consent forms were administered by the researchers in the language of the participant’s preference i.e. English or Shona (local language spoken by majority of people in Zimbabwe).
: Not applicable.
: The authors declare that they have no competing interests.