[1
]
Hepato-Biliary-Pancreatic Surgery Division, Department of Surgery, Graduate School
of Medicine, University of Tokyo, Japan; Division of Gastroenterological Surgery,
Saitama Cancer Center, Japan.
[2
]
Hepato-Biliary-Pancreatic Surgery Division, Department of Surgery, Graduate School
of Medicine, University of Tokyo, Japan.
[3
]
Department of Biostatistics, School of Public Health, The University of Tokyo, Japan.
[4
]
Department of Digestive Surgery, Nihon University School of Medicine, Japan.
[5
]
Department of Gastroenterology, Musashino Red Cross Hospital, Japan.
[6
]
Department of Radiology, Shinshu University School of Medicine, Japan.
[7
]
Department of Gastroenterology and Hepatology, Kinki University School of Medicine,
Japan.
[8
]
Division of Hepato-Biliary-Pancreatic Surgery, Department of Surgery, Kobe University
Graduate School of Medicine, Japan.
[9
]
Department of Pathology, Keio University School of Medicine, Japan.
[10
]
Department of Clinical Laboratory Medicine, Kurume University Hospital, Japan.
[11
]
Department of Gastroenterology, Kanazawa University Hospital, Japan.
[12
]
Hepato-Biliary-Pancreatic Surgery Division, Department of Surgery, Graduate School
of Medicine, University of Tokyo, Japan. Electronic address: KOKUDO-2SU@h.u-tokyo.ac.jp.