1. General Surgery, Surgical Department, College of Medicine, Jazan University, Jazan 45142, Saudi Arabia
2. Faculty of Medicine, Jazan University, Jazan 45141, Saudi Arabia
3. College of Medicine, King Faisal University, Alhasa 31982, Saudi Arabia
4. College of Medicine, Imam Mohammad Ibn Saud Islamic University, Riyadh 11623, Saudi Arabia
5. College of Medicine, University of Hail, Hail 55476, Saudi Arabia
6. College of Medicine, Ibn Sina National College, Jeddah 22421, Saudi Arabia
7. Surgery Department, King Saud University Medical City, Riyadh 12372, Saudi Arabia
8. Security Forced Hospital, Riyadh 11481, Saudi Arabia