About the Author(s)
Arun Nair ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Department of Family Medicine, Faculty of Medicine, University of the Free State, Kimberley, South Africa
Robert Mangaliso Sobukwe Hospital, Kimberley, Northern Cape Department of Health, South Africa
Talat Habib ![symbol](http://aosis.co.za/resources/publishing/images/symbol.png)
Department of Family Medicine, Faculty of Medicine, University of the Free State, Kimberley, South Africa
Robert Mangaliso Sobukwe Hospital, Kimberley, Northern Cape Department of Health, South Africa
Note: DOI of original article published https://doi.org/10.4102/safp.v65i1.5820.
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