Funding for this research was provided by:
Alliance for Health Policy and Systems Research
Text and Data Mining valid from 2018-08-29
Received: 2 May 2018
Accepted: 1 August 2018
First Online: 29 August 2018
Ethics approval and consent to participate
: Ethical approval was provided by Stellenbosch University (#0642). Written consent forms were obtained from the participants in this study.
: Not applicable.
: The authors declare they have no competing interests.
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