Affiliation: | 1. Digestive Diseases Center, Showa University, Koto-Toyosu Hospital, Koto-Ku, Tokyo, Japan;2. Department of Gastroenterology and Hepatology, Hospital Universitario Ramón y Cajal, Universidad de Alcalá, IRYCIS, Madrid, Spain;3. Service d’Hépato-Gastro-Entérologie et d’Endoscopie Digestive, Hôpital Edouard Herriot, Hospices Civils de Lyon, Lyon, France;4. Endoscopy Department Metropolitan Hospital, Athens, Greece;5. Endoscopy Unit, Gastroenterology Department, Complejo Hospitalario de Navarra, Navarrabiomed Biomedical Research Center, UPNA, IdiSNA, Pamplona, Spain;6. Queen’s University, Division of Gastroenterology, Kingston Health Sciences Centre, Kingston, Ontario, Canada;7. Department of Surgery, Faculty of Medicine, Chinese University of Hong Kong, Hong Kong;8. Department of Gastroenterology, Hospital of Santa Creu and Sant Pau, Autonomous University of Barcelona, Barcelona, Spain;9. Department of Gastroenterology IDIPHISA-Research Institute Segovia Arana Puerta de Hierro University Hospital, Madrid, Spain;10. Endoscopy Unit, Gastroenterology Department, Hospital Germans Trias I Pujol, Badalona, Barcelona, Spain |