[1] Japanese Red Cross Nagoya Daini Hosp, Dept Gen Internal Med, Nagoya, Aichi, Japan
[2] Kawasaki Med Sch, Dept Endoscopy & Ultrasound, Okayama, Japan
[3] Teikyo Univ, Dept Surg, Sch Med, Tokyo, Japan
[4] Washington Univ, Sch Med, Sect Hepatopancreatobiliary Surg, St Louis, MO USA
[5] Mayo Clin, Coll Med, Dept Surg, Jacksonville, FL 32224 USA
[6] Ageo Cent Gen Hosp, Dept Surg, Saitama, Japan
[7] Kanazawa Univ, Dept Radiol, Grad Sch Med Sci, Kanazawa, Ishikawa, Japan
[8] Yokohama City Univ, Dept Surg Gastroenterol, Grad Sch Med, Yokohama, Kanagawa, Japan
[9] Rush Univ, Med Ctr, Dept Surg, Chicago, IL 60612 USA
[10] Kitakyushu City Yahata Hosp, Ctr Gastroenterol & Liver Dis, Dept Surg, Fukuoka, Japan
[11] Linkou Chang Gung Mem Hosp, Div Gen Surg, Taoyuan, Taiwan
[12] Show Chwan Mem Hosp, Dept Surg, Changhua, Taiwan
[13] Yuans Gen Hosp, Dept Surg, Kaohsiung, Taiwan
[14] Seoul Natl Univ, Coll Med, Bundang Hosp, Dept Surg, Seoul, South Korea
[15] Konyang Univ Hosp, Dept Surg, Daejeon, South Korea
[16] Yonsei Univ, Gangnam Severance Hosp, Dept Surg, Seoul, South Korea
[17] Mie Prefectural Ichishi Hosp, Tsu, Mie, Japan
[18] Mie Prefectural Ichishi Hosp, Dept Family Med, Tsu, Mie, Japan
[19] Tokyo Womens Med Univ, Dept Surg, Inst Gastroenterol, Tokyo, Japan
[20] Kanazawa Univ Hosp, Kanazawa, Ishikawa, Japan
[21] Kyushu Univ, Grad Sch Med Sci, Dept Surg & Oncol, Fukuoka, Japan
[22] Oita Univ, Fac Med, Dept Gastroenterol & Pediat Surg, Oita, Japan
[23] Keio Univ, Sch Med, Dept Surg, Tokyo, Japan
[24] Lilavati Hosp & Res Ctr, Dept Surg Oncol, Bombay, Maharashtra, India
[25] Univ Cape Town, Surg Gastroenterol Hepatopancreatobiliary Unit, Cape Town, South Africa
[26] Groote Schuur Hosp, Cape Town, South Africa
[27] Mt Elizabeth Novena Hosp, Liau KH Consulting PL, Singapore, Singapore
[28] Natl Univ Singapore, Yong Loo Lin Sch Med, Singapore, Singapore
[29] Agia Olga Hosp, Dept Surg 1, Athens, Greece
[30] Acad Med Ctr, Dept Surg, Amsterdam, Netherlands
[31] Hop Paul Brousse, Hepatobiliary Ctr, Villejuif, France
[32] Loreto Nuovo Hosp, Dept Gen & HPB Surg, Naples, Italy
[33] Univ Edinburgh, Surg Clin, Edinburgh, Midlothian, Scotland
[34] Univ Buenos Aires, DAICIM Fdn, Chair Gen Surg & Minimal Invas Surg Taquini, Buenos Aires, DF, Argentina
[35] Univ Buenos Aires, Hosp Italiano, Dept Surg, Buenos Aires, DF, Argentina
[36] Fujinomiya City Gen Hosp, Dept Surg, Shizuoka, Japan
[37] Yotsuya Med Cube, Minimally Invas Surg Ctr, Tokyo, Japan
[38] Seth GS Med Coll & KEM Hosp, Dept Surg Gastroenterol, Bombay, Maharashtra, India
[39] Temple Univ, Lewis Katz Sch Med, Philadelphia, PA 19122 USA
[40] Hosp Selayang, Dept Hepatopancreatobiliary Surg, Selangor, Malaysia
[41] Hong Kong Sanat & Hosp, Dept Surg, Surg Ctr, Hong Kong, Hong Kong, Peoples R China
[42] Chinese Univ Hong Kong, Fac Med, Shatin, Hong Kong, Peoples R China
[43] Chinese Univ Hong Kong, Dept Surg, Shatin, Hong Kong, Peoples R China
[44] Tokyo Metropolitan Komagome Hosp, Dept Surg, Tokyo, Japan
[45] Fujita Hlth Univ, Sch Med, Dept Surg, Toyoake, Aichi, Japan
[46] Toho Univ, Ohashi Med Ctr, Dept Surg, Tokyo, Japan
[47] Univ Tsukuba, Mito Kyodo Gen Hosp, Ctr Global Hlth, Tsukuba, Ibaraki, Japan
[48] Tokyo Med Univ Hosp, Dept Gastroenterol & Hepatol, Tokyo, Japan
[49] Ogaki Municipal Hosp, Dept Gastroenterol, Gifu, Japan
[50] Int Univ Hlth & Welf, Ichikawa Hosp, Dept Hemodialysis & Surg, Chiba, Japan