1. Department of Medicine, State Specialist Hospital, Akure, Nigeria
2. Cardiology Unit, Department of Medicine, Obafemi Awolowo University Teaching Hospitals Complex, Ife, Nigeria
3. Department of Radiology, Obafemi Awolowo University Teaching Hospitals Complex, Ife, Nigeria
4. Department of Medicine, Metropolitan Hospital Center, New York, NY, USA
5. Nephrology Unit, Department of Medicine, Obafemi Awolowo University Teaching Hospitals Complex, Ife, Nigeria
6. Department of Surgery, Federal Medical Center, Owo, Nigeria