[1] Fdn Poliambulanza Inst Osped, Dept Surg, Brescia, Italy
[2] Locat Univ Amsterdam, Dept Surg, Amsterdam UMC, Amsterdam, Netherlands
[3] Univ Hosp Southampton, Dept Surg, Southampton, Hants, England
[4] Univ Oslo, Oslo Univ Hosp, Inst Clin Med, Intervent Ctr, Oslo, Norway
[5] Univ Oslo, Oslo Univ Hosp, Inst Clin Med, Dept HPB Surg, Oslo, Norway
[6] Natl Univ Singapore, Yong Loo Lin Sch Med, Singapore, Singapore
[7] IRCCS San Raffaele Hosp, Hepatobiliary Surg Div, Milan, Italy
[8] Univ Pittsburgh, Med Ctr Italy, Dept Treatment & Study Abdominal Dis & Abdominal, Ist Ricovero &Cura Carattere Sci Ist Mediterraneo, Palermo, Italy
[9] Univ Catania, Dept Gen Surg & Med Surg Specialties, Catania, Italy
[10] Sorbonne Univ, Hop Pitie Salpetriere, Dept Digest HBP & Liver Transplantat, Paris, France
[11] Univ Med & Pharm, Univ Med Ctr, Dept Hepatopancreatobiliary Surg, Ho Chi Minh City, Vietnam
[12] Univ Sao Paulo, Dept Gastroenterol, Sch Med, Liver Surg Unit, Sao Paulo, Brazil
[13] Azienda Osped Osped Riuniti Villa Sofia Cervello, Dept Gen Surg, Palermo, Italy
[14] Fdn IRCCS Ist Nazl Tumori Milano, HPB Surg & Liver Transplantat, Milan, Italy
[15] Univ Milan, Milan, Italy
[16] Changi Gen Hosp, Dept Surg, Hepatopancreatobiliary Unit, Singapore, Singapore
[17] AdventHlth Tampa, Digest Hlth Inst, Tampa, FL USA
[18] Univ Med Ctr Maribor, Dept Abdominal & Gen Surg, Maribor, Slovenia
[19] CHA Univ, Sch Med, CHA Bundang Med Ctr, Dept Gen Surg, Seongnam, South Korea
[20] Univ Ulsan, Div Hepatobiliary & Pancreat Surg, Dept Surg, Asan Med Ctr,Coll Med, Seoul, South Korea
[21] Univ Basque Country, Cruces Univ Hosp, Biocruces Bizkaia Hlth Res Inst, Hepatobiliary Surg & Liver Transplantat Unit, Bilbao, Spain
[22] Polytech Univ Marche, United Hosp Ancona, HPB Surg & Transplantat Unit, Dept Expt & Clin Med, Ancona, Italy
[23] Univ Cattolica Sacro Cuore, Hepatobiliary Surg Unit, Fdn Policlin Univ A Gemelli, IRCCS, Rome, Italy
[24] Univ Verona, GB Rossi Hosp, Dept Surg Dent Gynecol & Pediat, Gen & Hepatobiliary Surg, Verona, Italy
[25] Chang Gung Mem Hosp, Dept Surg, Kaohsiung, Taiwan
[26] Zhejiang Univ, Affiliated Jinhua Hosp, Dept Hepatobiliary Surg, Sch Med, Jinhua, Zhejiang, Peoples R China
[27] Hosp Univ La Paz, Gen & Digest Surg, IdiPAZ, Madrid, Spain
[28] Moscow Clin Sci Ctr, Dept Hepatopancreatobiliary Surg, Moscow, Russia
[29] Fujita Hlth Univ, Sch Med, Dept Surg, Okazaki Med Ctr, Okazaki, Aichi, Japan
[30] Univ Modena & Reggio Emilia, HPB Surg & Liver Transplant Unit, Modena, Italy
[31] Henri Mondor Hosp, AP HP, Dept Digest & Hepatobiliary & Pancreat Surg, Creteil, France
[32] Univ Parma, Dept Med & Surg, Hepatobiliary Surg Unit, Parma, Italy
[33] Univ Pisa, Div Gen & Transplant Surg, Pisa, Italy
[34] Univ Pittsburgh, Div Hepatobiliary & Pancreat Surg, Dept Surg, Med Ctr, Pittsburgh, PA USA
[35] Natl Canc Ctr IRCCS G Pascale, Div Hepatopancreatobiliary Surg Oncol, Dept Abdominal Oncol, Naples, Italy
[36] F Miulli Gen Reg Hosp, Unit Hepatopancreatc Biliary Surg, Bari, Italy
[37] Methodist Dallas Med Ctr, Liver Inst, Dallas, TX USA
[38] Univ Washington, Dept Surg, Med Ctr, Seattle, WA USA
[39] Univ Navarra, Dept Gen Surg, HPB & Liver Transplant Unit, Univ Navarra Clin, Pamplona, Spain
[40] Yonsei Univ, Severance Hosp, Div Hepatopancreatobiliary Surg, Dept Surg,Coll Med, Seoul, South Korea
[41] Clin & Univ Hosp Virgen Arrixaca, IMIB ARRIXACA, Dept Gen Visceral & Transplantat Surg, Murcia, Spain
[42] Fudan Univ, Liver Canc Inst, Zhongshan Hosp, Dept Liver Surg & Transplantat, Shanghai, Peoples R China
[43] Univ Hosp Birmingham NHS Fdn Trust, Dept Hepatopancreatobiliary & Liver Transplant Su, Birmingham, W Midlands, England
[44] Charite Univ Med Berlin, Dept Surg, Campus Charite Mitte, Berlin, Germany
[45] Charite Univ Med Berlin, Campus Virchow Klinikum, Berlin, Germany
[46] Free Univ Berlin, Berlin, Germany
[47] Berlin Inst Hlth, Berlin, Germany
[48] Pamela Youde Nethersole Eastern Hosp, Dept Surg, Hong Kong, Peoples R China
[49] Chinese Univ Hong Kong, Dept Surg, Prince Wales Hosp, Hong Kong, Peoples R China
[50] Groeninge Hosp, Dept Digest & Hepatobiliary Pancreat Surg, Kortrijk, Belgium