Mall, Sumaya http://orcid.org/0000-0001-8430-368X
Mortier, Philippe
Taljaard, Lian
Roos, Janine
Stein, Dan J.
Lochner, Christine
Article History
Received: 24 May 2017
Accepted: 14 December 2017
First Online: 9 March 2018
Ethics approval and consent to participate
: Ethical approval was granted by Stellenbosch University’s Ethics Committee of the Faculty of Health Sciences.
: Consent for publication is not applicable in this study.
: The authors declare that they have no competing interests.
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