Hetsa, Bakwena Ashton
Kumar, Ajay
Ateba, Collins Njie
Funding for this research was provided by:
North-West University
Article History
Received: 29 August 2016
Accepted: 19 February 2018
First Online: 29 March 2018
Compliance with ethical standards
: Ethical clearance was obtained from both the NWU Ethics Committee (NWU-00023-13-A9) and the North West Provincial Department of Health. All participants were provided with a consent form, and samples were collected only after they had completed the forms.