[1
]Department of Hepatobiliary and Pancreatic Surgery National Cancer Center Hospital
Tokyo Japan
[2
]Department of Gastrointestinal and Pediatric Surgery Tokyo Medical University Tokyo
Japan
[3
]Department of General Surgery Graduate School of Medicine Chiba University Chiba Japan
[4
]First Department of Surgery Kagoshima University School of Medicine Kagoshima Japan
[5
]Department of Surgery Istituto Ospedaliero Fondazione Poliambulanza Brescia Italy
[6
]Hepato‐Biliary and Pancreas Surgery Miami Cancer Institute Miami Florida USA
[7
]Division of General and Transplant Surgery Pisa University Hospital Pisa Italy
[8
]Department of Hepatopancreatobiliary and Transplant Surgery Singapore General Hospital
Singapore City Singapore
[9
]Department of Surgery Johns Hopkins University School of Medicine Baltimore Maryland
USA
[10
]Department of Surgery Institute of Gastroenterology Tokyo Women’s Medical University
Tokyo Japan
[11
]Department of Surgery Seoul National University College of Medicine Seoul Korea
[12
]Department of Surgery Yonsei University College of Medicine Seoul Korea
[13
]Department of Surgery Mayo Clinic Rochester Minnesota USA
[14
]Department of Surgery Emory University School of Medicine Winship Cancer Institute
Atlanta Georgia USA
[15
]Faculty of Hepato‐Pancreato‐Biliary Surgery Institute of Hepatobiliary Surgery of
Chinese PLA Key Laboratory of Digital Hepatobiliary Surgery of Chinese PLA Chinese
PLA General Hospital Beijing China
[16
]Department of Surgery Nippon Medical School Tokyo Japan
[17
]Department of Surgery and Oncology Graduate School of Medical Sciences Kyushu University
Fukuoka Japan
[18
]Division of Gastrointestinal Surgery and Minimal Access Surgery GEM Hospital and Research
Centre Coimbatore India
[19
]Department of Gastrointestinal and Hepato‐Pancreato‐Biliary Surgical Oncology Tata
Memorial Centre Homi Bhabha National Institute Mumbai India
[20
]Division of Hepatobiliary‐Pancreatic Surgery and Transplantation Department of Surgery
Kyoto University Graduate School of Medicine Kyoto Japan
[21
]Department of Surgery Pamela Youde Nethersole Eastern Hospital Hong Kong SAR China
[22
]Department of Surgery Taipei Veterans General Hospital and National Yang Ming Chiao
Tung University Taipei Taiwan
[23
]Division of Hepatobiliary and Pancreas Surgery NYU Langone Health System NYU Grossman
School of Medicine New York New York USA
[24
]Minimally Invasive Surgery Division Department of Surgery Faculty of Medicine Siriraj
Hospital Mahidol University Bangkok Thailand
[25
]Department of Surgery Seoul National University Bundang Hospital Seoul National University
College of Medicine Seoul Korea
[26
]Unit of Hepatobiliary Surgery and Liver Transplantation University Hospital Reina
Sofía IMIBIC Cordoba Spain
[27
]Department of General Surgery and Liver Transplantation Service San Camillo Forlanini
Hospital of Rome Rome Italy
[28
]Department of Medical Surgical Science and Translational Medicine Sapienza University
of Rome Rome Italy
[29
]Department of Hepatobiliary and Pancreatic Surgery Graduate School of Medicine Tokyo
Medical and Dental University Tokyo Japan
[30
]Kawasaki Medical School Okayama Japan
[31
]Department of Gastroenterological Surgery Yokohama City University Graduate School
of Medicine Yokohama Japan
[32
]Department of Surgery Shimonoseki City Hospital Shimonoseki Japan
[33
]Second Department of Surgery Wakayama Medical University Wakayama Japan
[34
]Center for Advanced Treatment of Hepatobiliary and Pancreatic Diseases Ageo Central
General Hospital Saitama Japan