Funding for this research was provided by:
The Eric & Sheila Samson Family Foundation
Text and Data Mining valid from 2019-04-04
Received: 27 June 2018
Accepted: 24 March 2019
First Online: 4 April 2019
Ethics approval and consent to participate
: The research protocol of the study was approved by the Faculty of Health Sciences Human Research Ethics Committee at the University of Cape Town. All participants gave informed written consent and the anonymity and confidentiality of the research of all participants was maintained throughout the research process.
: Not applicable.
: The authors declare that they have no competing interests.
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