Received: 11 September 2018
Accepted: 23 October 2018
First Online: 29 October 2018
Ethics approval and consent to participate
: The study was approved by the University of the Western Cape Department of Research Development, Ethics Reference Number: HS/16/1/24. Participants were provided an informed consent document approved by the ethics committee prior to the interview and could decline participation at any time.
: Not applicable.
: The authors declare that they have no competing interests.
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