Funding for this research was provided by:
Alliance for Health Policy and Systems Research (WCCPRD3216432)
Text and Data Mining valid from 2018-10-05
Received: 24 January 2018
Accepted: 24 July 2018
First Online: 5 October 2018
Ethics approval and consent to participate
: Ethical approval for the study was obtained from the University of Cape Town Human Research Ethics Committee (HREC 189/2015) and WHO Ethics Review Committee (ERC.0002661). All participants provided informed consent prior to data collection.
: Consent for publication was obtained from all participants.
: The authors declare they have no competing interests.
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