^○Takeshi Urade, Hidehiro Sawa, Yoshiteru Iwatani (Department of Surgery and Digestive Surgery, Kita-Harima Medical Center, Hyogo, Japan)

^○Yuji Iimuro^1,2, Atsushi Takano¹, Toshihiro Okada², Seikan Hai², Ikuo Nakamura², Etsuro Hatano², Jiro Fujimoto² (1.Department of Surgery, Yamanashi Prefectural Central Hospital, 2.Department of Surgery, Hyogo College of Medicine)

^○Nobuyasu Suzuki, Tsuyoshi Abe (Southern TOHOKU Research Institute for neuroscience Sothern TOHOKU General Hospital, Koriyama city, Fukushima prif, Japan)

^○Hwui-Dong Cho (Division of HepatobiliarySurgery and Liver Transplantation, Department of Surgery, Ulsan University and Asan Medical Center)

^○Hwui-Dong Cho (Division of HepatobiliarySurgery and Liver Transplantation, Department of Surgery, Ulsan University and Asan Medical Center)

^○Hwui-Dong Cho (Division of HepatobiliarySurgery and Liver Transplantation, Department of Surgery, Ulsan University and Asan Medical Center)