1. Department of Hepatobiliary Pancreatic and Transplant Surgery; Mie University Graduate School of Medicine; 2-174 Edobashi Tsu 514-8507 Japan
2. Department of Radiology; Mie University Graduate School of Medicine; Tsu Japan
3. Department of Gastroenterology and Hepatology; Mie University Graduate School of Medicine; Tsu Japan
4. Department of Pathology; Mie University Graduate School of Medicine; Tsu Japan