1. Department of Pediatrics, Faculty of Medicine, King Abdulaziz University, Inflammatory Bowel Disease Unit, King Abdulaziz University Hospital, Jeddah, Saudi Arabia
2. Department of Medicine, King Fahad Specialist Hospital, Dammam, Saudi Arabia
3. Gastroenterology Unit, Pediatrics Department, King Saud University Medical City, King Saud University, Riyadh, Saudi Arabia
4. Department of Pediatrics, Gastroenterology Unit, King Abdulaziz Medical City, National Guard Hospital, Jeddah, Saudi Arabia
5. Department of Pediatric Gastroenterology, King Saud bin Abdulaziz University for Health Sciences, Jeddah, Saudi Arabia
6. Department of Pediatric Gastroenterology, King Abdullah International Medical Research Center, Jeddah, Saudi Arabia
7. Children’s Specialized Hospital, King Fahad Medical City, College of Medicine, Alfaisal University, Riyadh, Saudi Arabia
8. Division of Gastroenterology, Department of Medicine, College of Medicine, King Saud University Medical City, King Saud University, Riyadh, Saudi Arabia
9. Department of Medicine, King Faisal Specialist Hospital and Research Center, Riyadh, Saudi Arabia, Department of Internal Medicine, Section of Digestive Diseases, Yale School of Medicine, New Haven, CT, USA
10. Department of Surgery, Division of Vascular Surgery, College of Medicine, King Saud University, Riyadh, Saudi Arabia
11. Gastroenterology Unit, Pediatric Department, Al Habib Medical Group, Khobar, Saudi Arabia
12. Department of Gastroenterology, King Saud Medical City, Riyadh, Saudi Arabia
13. Department of Medicine, King Faisal Specialist Hospital and Research Center, Alfaisal University, Riyadh, Saudi Arabia
14. Executive Management of Transformation, Planning, and Business Development, Tabuk Health Cluster, Tabuk, Saudi Arabia
15. Department of Pharmaceutical Care Services, Prince Sultan Military Medical City, Riyadh, Saudi Arabia
16. Deputyship of Therapeutic Affairs, Ministry of Health, Riyadh, Saudi Arabia
17. Colleges of Medicine and Pharmacy, Alfaisal University, Riyadh, Saudi Arabia
18. Department of Internal Medicine, King Abdulaziz University, Inflammatory Bowel Disease Unit, King Abdulaziz University Hospital, Jeddah, Saudi Arabia