1. Department of Physiology, College of Medicine, King Saud University, Riyadh, Saudi Arabia
2. Department of Pharmacology, College of Medicine, King Saud University, Riyadh, Saudi Arabia
3. Department of Medical Education, College of Medicine, King Saud University, Riyadh, Saudi Arabia
4. Endocrinology Department, Armed Forces Hospital, Alhada, Taif, Saudi Arabia
5. Army Medical College, National University for Health Sciences, Rawalpindi, Pakistan
6. University Diabetes Centre, College of Medicine, King Saud University, Riyadh, Saudi Arabia
7. Holloway Terrace, Milton, ON, Canada
8. Department of Cardiac Sciences, College of Medicine, King Saud University, Riyadh, Saudi Arabia