1. Department of Internal Medicine, Faculty of Medicine, Jordan University of Science and Technology, Irbid 22110, Jordan
2. Department of Allied Medical Sciences, Jordan University of Science and Technology, Irbid 22110, Jordan
3. Department of Anatomy, Physiology and Biochemistry, Faculty of Medicine, The Hashemite University, Zarqa 13115, Jordan
4. Department of Cardiology and Coronary Computed Tomography Section, Istishari Hospital, Amman, Jordan