Meyer, Pieter W. A. https://orcid.org/0000-0002-7318-1055
Ally, Mahmood T. M.
Hodkinson, Bridget
Anderson, Ronald https://orcid.org/0000-0002-5925-6452
Tikly, Mohammed
Article History
Received: 28 March 2018
Accepted: 26 April 2018
First Online: 30 April 2018
Compliance with ethical standards
:
: None of the authors have any conflict of interest to disclose.
: All procedures performed in this study involving human participants were in accordance with ethical standard of the University of Witwatersrand (WITS) and Pretoria’s (UP) ethical research committees and the Helsinki declaration of 1964 and its later amendments. Ethics certificate reference numbers: 09/2017 (UP, issued 30/01/2017) and M150513 (WITS, issued 29/09/2015).
: Informed and signed consent was obtained from each individual participant included in this study as per the institutions Ethics Boards requirement.