1. Molecular Gastroenterology and Hepatology, Kyoto Prefectural University of Medicine, Kyoto, Japan
2. Department of Endoscopy and Ultrasound Medicine, Kyoto Prefectural University of Medicine, Kyoto, Japan
3. Department of Gastroenterology, Asahi University Hospital, Asahi University, Gifu, Japan
4. Department for Medical Innovation and Translational Medical Science, Graduate School of Medical Science, Kyoto Prefectural University of Medicine, Kyoto, Japan
5. Department of Surgery, Division of Digestive Surgery, Kyoto Prefectural University of Medicine, Kyoto, Japan
6. Joint Research Center, Tokyo Medical University Ibaraki Medical Center, Ibaraki, Japan