1. Department of Medicine, Cardiology Section College of Medicine King Khalid University Abha Saudi Arabia
2. Department of Biology College of Science College of Medicine King Khalid University Abha Saudi Arabia
3. Department of Clinical Laboratory Science College of Applied Medical Sciences King Saud bin Abdulaziz University for Health Sciences Riyadh Saudi Arabia
4. King Abdullah International Medical Research Center (KAIMRC) Riyadh Saudi Arabia
5. Department of Basic Medical Sciences College of Medicine King Saud bin Abdulaziz University for Health Sciences Riyadh Saudi Arabia