Zyl, Casper J. J. van
Dankaert, Esmarilda
Guse, Tharina
Article History
First Online: 5 February 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The University of Johannesburg’s Faculty of Humanities Research Ethics Committee approved the study. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.