1. Department of Clinical Nutrition and Dietetics, Faculty of Applied Health Sciences, The Hashemite University, Zarqa 13133, Jordan
2. Department of Surgery and Urology, Faculty of Medicine, Jordan University of Science and Technology, Irbid 22110, Jordan
3. Gastroenterology Division, King Hussein Cancer Center, Amman 11941, Jordan
4. Gastroenterology Division, Al-Bashir Hospital, Amman 11152, Jordan
5. Department of General and Special Surgery, Faculty of Medicine, The Hashemite University, Zarqa 13133, Jordan
6. Department of Human Nutrition, College of Health Science, Qatar University, Doha 2713, Qatar