1. Cardiology Unit, Department of Medicine; University of Abuja Teaching Hospital, Gwagwalada; Abuja Nigeria
2. Department of Medicine, Faculty of Health Sciences; University of Cape Town; South Africa
3. Preventative Cardiology & NHMRC Centre of Research Excellence To Reduce Inequality in Heart Disease; Baker IDI Heart and Diabetes Institute; Melbourne Australia
4. Hatter Institute for Cardiovascular Research in Africa, Faculty of Health Sciences; University of Cape Town; South Africa
5. Nephrology Unit, Department of Medicine; University of Abuja Teaching Hospital, Gwagwalada; Abuja Nigeria