1. Division of Digestive and General Surgery, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Niigata 951‑8510, Japan
2. Division of Gastroenterology and Hepatology, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Niigata 951‑8510, Japan
3. Department of Digestive Surgery, Niigata City General Hospital, Niigata, Niigata 950‑1197, Japan
4. Department of Surgery, Niigata Cancer Center Hospital, Niigata, Niigata 951‑8566, Japan
5. Division of Medical Technology, Niigata University Graduate School of Health Sciences, Niigata, Niigata 951‑8518, Japan
6. Medical AI Center/Bioinformatics Laboratory, Niigata University Graduate School of Medical and Dental Sciences, Niigata, Niigata 951‑8514, Japan
7. Division of Molecular and Diagnostic Pathology, Graduate School of Medical and Dental Sciences, Niigata, Niigata 951‑8510, Japan