Macaulay, Shelley http://orcid.org/0000-0001-6899-672X
Goodyear, Quintin Clive http://orcid.org/0000-0002-7674-5530
Kruger, Mia http://orcid.org/0000-0002-9591-0845
Chen, Wenlong http://orcid.org/0000-0002-3248-4906
Essop, Fahmida http://orcid.org/0000-0003-3738-002X
Krause, Amanda http://orcid.org/0000-0002-7157-0807
Funding for this research was provided by:
University of the Witwatersrand’s Faculty of Health Sciences Research Committee
Article History
First Online: 1 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.