1. Platform for Pharmacogenomics Research and Translation (PREMED), University of Cape Town, South African Medical Research Council, Cape Town 7935, South Africa
2. Department of Pharmaceutical Technology, School of Allied Health Sciences, Harare Institute of Technology, Harare, Zimbabwe
3. Pharmacogenomics and Drug Metabolism Research Group, Division of Human Genetics, Department of Pathology and Institute of Infectious Diseases and Molecular Medicine, Faculty of Health Sciences, University of Cape Town, Cape Town 7935, South Africa
4. Department of Biological Sciences and Ecology, Faculty of Science, University of Zimbabwe, Harare, Zimbabwe
5. Medical Laboratory Sciences, School of Life Sciences and Health Professionals, Kamuzu University of Health Sciences (KUHES), Blantyre, Malawi
6. Division of Lipidology and Cape Heart Institute, Department of Medicine, Groote Schuur Hospital and Faculty of Health Sciences, University of Cape Town, Cape Town 7935, South Africa
7. Division of Nephrology and Hypertension, Department of Medicine, Groote Schuur Hospital and Faculty of Health Sciences, University of Cape Town, Cape Town 7935, South Africa
8. Division of Clinical Anatomy and Biological Anthropology, Department of Human Biology, Faculty of Health Sciences, University of Cape Town, Cape Town 7935, South Africa
9. Division of Clinical Pharmacology, Department of Medicine, Groote Schuur Hospital and Faculty of Health Sciences, University of Cape Town, Cape Town 7935, South Africa