1. Hypertension in Africa Research Team (HART), North-West University, South Africa
2. Medical Research Council: Research Unit for Hypertension and Cardiovascular Disease, Faculty of Health Sciences, North-West University, South Africa
3. Department of Physiology, University of Limpopo (Medunsa), South Africa
4. Africa Unit for Transdisciplinary Health Research (AUTHeR), North-West University, South Africa