| Institution: | 1. Department of Public Health, Aichi Medical University School of Medicine, , Aichi, Japan;2. Unit of Biostatistics, Advanced Medical Research Center, Aichi Medical University, , Aichi, Japan;3. Takasaki Medical Association, , Takasaki, Japan;4. Yamagata Prefectural Shonai Public Health Center, , Yamagata, Japan;5. Department of Gastroenterology, Aichi Cancer Center Aichi Hospital, , Aichi, Japan;6. Division of Endoscopy, Hokkaido University Hospital, , Sapporo, Japan;7. Department of General Medicine, Gastroenterology and Health‐care, Social Insurance Shiga Hospital, , Shiga, Japan;8. Department of Gastroenterology, Hirosaki University Graduate School of Medicine, , Hirosaki, Japan;9. KKR Takamatsu Hospital, , Takamatsu, Japan;10. Endoscopy Centre, Tokyo Medical University Hospital, , Tokyo, Japan;11. Department of Gastroenterology, Faculty of Medicine, Oita University, , Oita, Japan;12. Division of Gastroenterology, Department of Internal Medicine, Kawasaki Medical School, , Kurashiki, Japan;13. Department of Internal Medicine, Hiroshima City Hospital, , Hiroshima, Japan |
