Affiliation: | (1) Department of Surgery and Science, Graduate School of Medicine and Pharmaceutical Science for Research, University of Toyama, 2630 Sugitani, Toyama 930-0194, Japan;(2) Department of Surgery, Teikyo University School of Medicine, Tokyo, Japan;(3) Department of General Surgery, Chiba University Graduate School of Medicine, Chiba, Japan;(4) Department of Gastroenterological Surgery, Fujita Health University, Toyoake, Japan;(5) Division of Surgical Oncology, Department of Surgery, Nagoya University Graduate School of Medicine, Nagoya, Japan;(6) Department of Surgical Oncology, Hokkaido University Graduate School of Medicine, Sapporo, Japan;(7) Hepatobiliary and Pancreatic Oncology Division, National Cancer Center Hospital East, Chiba, Japan;(8) Department of Radiology, Asahikawa Kosei General Hospital, Asahikawa, Japan;(9) Department of Medicine and Clinical Oncology, Chiba University Graduate School of Medicine, Chiba, Japan; |