1. Division of Gastroenterology and Hepatology, Department of Internal Medicine, Toho University Sakura Medical Center
2. Department of Gastroenterology and Hepatology, Tokyo Medical and Dental University
3. Gastroenterology and Endoscopy, Division of Metabolism and Biosystemic Science, Gastroenterology, and Hematology/Oncology, Department of Medicine, Asahikawa Medical University
4. Department of Medical Informatics and Hospital Management, Asahikawa Medical University
5. Department of Medicine and Clinical Science, Graduate School of Medical Sciences, Kyushu University
6. Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University
7. Medical Information Center, Kyushu University Hospital
8. Department of Medicine, Shiga University of Medical Science
9. Department of Medical Informatics and Biomedical Engineering, Shiga University of Medical Science
10. Division of Gastroenterology and Hepatology, Department of Internal Medicine, School of Medicine, Iwate Medical University
11. Clinical Research Operation, Mebix, Inc
12. Department of information system, Kitasato University, Kitasato Institute Hospital
13. Center for Advanced IBD Research and Treatment, Kitasato University Kitasato Institute Hospital