1. Dermatology Department, Nelson R Mandela School of Medicine, University of KwaZulu-Natal, Durban 4000, South Africa
2. Department of Somatology, Durban University of Technology, Durban 4000, South Africa
3. Centre for Rural Health, School of Nursing and Public Health, University of KwaZulu-Natal, Durban 4000, South Africa
4. Tuks Undergraduate Research Forum, University of Pretoria, Pretoria 0028, South Africa
5. Faculty of Health and Wellness Sciences, Cape Peninsula University of Technology, Cape Town 8000, South Africa
6. Alan Pittendrigh Library, Durban University of Technology, Durban 4000, South Africa
7. Discipline of Traditional Medicine, University of KwaZulu-Natal, Durban 4000, South Africa
8. Faculty of Health Sciences, Durban University of Technology, Durban 4000, South Africa
9. Department of Chemistry, Cape Peninsula University of Technology, Bellville 7535, South Africa