1. Departments of Gastroenterology and Advanced Endoscopy Fujita Health University School of MedicineAichiJapan
2. Department of Endoscopy Hiroshima University Hospital HiroshimaJapan
3. Department of Pediatrics Shinshu University School of Medicine NaganoJapan
4. Division of Gastroenterology and Hepatology Saitama Children's Medical CenterSaitamaJapan
5. Department of Gastroenterology and Hepatology Nagoya University Graduate School of MedicineAichiJapan
6. Division of Gastroenterology National Center for Child Health and DevelopmentTokyoJapan
7. Division of Infectious Diseases and Immunology Aichi Children's Health and Medical CenterAichiJapan
8. Department of Pediatrics Juntendo University Faculty of MedicineTokyoJapan
9. Department of Endoscopic and Photodynamic Medicine Hamamatsu University School of MedicineShizuokaJapan
10. Department of Gastroenterology and Endocrinology Osaka Women's and Children's Hospital Osaka Japan
11. Department of Pediatrics Osaka Medical and Pharmaceutical University Osaka Japan
12. Department of Gastroenterology Kyoto Kujo Hospital KyotoJapan
13. Department of Gastroenterology Saitama Medical University Saitama Japan
14. Second Department of Internal Medicine Osaka Medical and Pharmaceutical University OsakaJapan
15. Department of Pediatrics Fuji City General Hospital ShizuokaJapan
16. Department of Internal Medicine Masuko Memorial Hospital AichiJapan
17. Department of Gastrointestinal and Pediatric Surgery Mie University Graduate School of Medicine MieJapan
18. Endoscopy Center Aishinkai Nakae Hospital Wakayama Japan
19. Endoscopy Division National Cancer Center Hospital Tokyo Japan
20. Departments of Gastroenterology and Metabolism Nagoya City University Graduate School of Medical Sciences AichiJapan
21. Kitasato University Kitasato Institute Hospital Tokyo Japan
22. Center for Diagnostic and Therapeutic Endoscopy Keio University School of MedicineTokyoJapan
23. Department of Innovative Interventional Endoscopy Research The Jikei University School of Medicine TokyoJapan