Funding for this research was provided by:
Fund for Innovation and Research in Rural Health (n/a)
Received: 12 March 2018
Accepted: 29 November 2018
First Online: 19 December 2018
Ethics approval and consent to participate
: Ethical approval for this study was granted by the Health Research Ethics Committee at Stellenbosch University (reference N16/01/004). All participants signed an informed consent form.
: The authors declare that they have no financial or nonfinancial competing interests that may have inappropriately influenced them in conducting this study.
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