Funding for this research was provided by:
National Research Foundation of South Africa (99315)
Article History
First Online: 30 November 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 ethics committee from the Durban University of Technology, Durban, South Africa. Ethical clearance was obtained prior to data collection (IREC 084/16).
: Informed consent was obtained from all participants in the study.