1. 1Department of Gastroenterology and Hepatology, Bezmialem Vakif University Faculty Hospital, Fatih, 34000, Istanbul, Turkey
2. 2Gastroenterology Division, Türkiye Yüksek Ihtisas Hospital, Sihhiye, 06010, Ankara, Turkey
3. 3Gastrointestinal Surgery Division, Türkiye Yüksek Ihtisas Hospital, Sihhiye, 06010, Ankara, Turkey
4. 4Department of Gastroenterology and Hepatology, Royal Surrey County Hospital, Guildford, Surrey, UK
5. 5Faculty of Health and Medical Sciences, Faculty of Health Management and Strategy, University of Surrey, Surrey, UK