1. Pharmacogenomics and Drug Metabolism Research Group, Division of Human Genetics, Department of Pathology and Institute for Infectious Disease and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
2. School of Medical Sciences, University of Cape Coast, Cape Coast, PMB, Ghana.
3. International Centre for Genetic Engineering and Biotechnology, Cape Town component, University of Cape Town, Cape Town, South Africa.
4. Department of Integrative Biomedical Science, Division of Medical Biochemistry, Faculty of Health Sciences, University of Cape Town, Cape Town, South Africa.
5. Molecular Cell Biology, Department of Biological Sciences, University of Botswana, Gaborone, Botswana.
6. Department of Archaeology, University of Cape Town, Cape Town, South Africa.