1. Division of Hepato‐Biliary‐Pancreatic Surgery and Transplantation, Department of Surgery, Graduate School of Medicine Kyoto University Kyoto Japan
2. Department of Clinical Laboratory Medicine Kyoto University Hospital Kyoto Japan
3. Department of Pediatric Surgery Kanazawa Medical University Kanazawa Japan
4. Department of Diagnostic Pathology Kyoto University Hospital Kyoto Japan
5. Shiga University of Medical Science Japan