1. Doctor of Medicine M.D, Syrian Arab Republic Ministry of Health, Damascus, Syria
2. Internal Medicine Department, Damascus University, Al Assad University Hospital and Al Mouwasat University Hospital, Damascus, Syria
3. Internal Medicine Department, Al-Sham Private University, Damascus, Syria
4. Faculty of Medicine, Damascus University, Damascus, Syria
5. Department of Radiology, Faculty of Medicine, Damascus University, Damascus, Syria
6. Applied Statistics – Quantitative Methods Department, Damascus University, Damascus, Syria
7. Division of Gastroenterology, Department of Medicine, Royal Berkshire Hospital, Reading, United Kingdom
8. Faculty of Medicine, Syrian Private University, Damascus, Syria
9. Department of pediatrics, Faculty of Medicine, Damascus University, Damascus, Syria
10. Head of Syrian Poison Information Center, Ministry of Health, Damascus, Syria