Mutenherwa, Farirai http://orcid.org/0000-0001-7443-7676
Wassenaar, Douglas R. http://orcid.org/0000-0003-0839-9231
de Oliveira, Tulio http://orcid.org/0000-0002-3027-5254
Funding for this research was provided by:
Wellcome Trust (096527)
South African Medical Research Council (MRC-RFA-UFSP-01-2013)
Article History
Received: 1 June 2018
Accepted: 30 August 2019
First Online: 7 October 2019
Ethics approval and consent to participate
: The study was approved by the Biomedical Research Ethics Committee of the University of KwaZulu-Natal, South Africa (Ref BE224/16). All respondents provided verbal consent to be interviewed and for the interviews to be recorded.
: Not applicable.
: The authors declare that they have no competing interests.