^○高田 弘一¹, 久保 智洋¹, 吉田 真誠¹, 室田 文子^2,3, 田中 佑弥², 和田 彩奈^2,4, 杉山 幸織香², 杉田 真太朗⁵, 佐藤 さやか⁶, 小野 聡子⁶, 櫻井 晃洋², 加藤 淳二¹ (1.札幌医科大学附属病院 腫瘍内科, 2.札幌医科大学附属病院 遺伝子診療科, 3.札幌医科大学附属病院 消化器内科, 4.札幌医科大学附属病院 看護部, 5.札幌医科大学附属病院 病理診断科, 6.札幌医科大学附属病院 医療連携福祉センター)

^○Seok-Won Kim¹, Xin Wang², Chi-Chang Chen², Shingo Wada¹, Jamie Garside³, Emily S. Reese⁴ (1.IQVIA, Tokyo, Japan, 2.IQVIA, Plymouth Meeting, PA, USA, 3.GlaxoSmithKline, London, UK, 4.EMD Serono Research & Development Institute, Inc., Billerica, MA, USA, an affiliate of Merck KGaA)

^○Kijjakom Thanasombunsukh^1,2, Jiraporn Khorana^2,3, Apichat Tantraworasin^2,3, Chaiyut Charoentum⁴ (1.Department of Internal Medicine, Lampang Hospital, Ministry of Public Health, 2.Center for Clinical Epidemiology and Clinical Statistics, Faculty of Medicine, Chiang Mai University, 3.Department of Surgery, Faculty of Medicine, Chiang Mai University, 4.Department of Internal Medicine, Faculty of Medicine, Chiang Mai University)

^○Joo Seong Kim, Woo Hyun Paik, Sang Hyub Lee, Min Woo Lee, Namyoung Park, Jin Ho Choi, In Rae Cho, Ji Kon Ryu, Young-Tae Kim (Department of Internal Medicine, Seoul National University Hospital)

^○Namyoung Park¹, Min Kyu Jung², Eui Joo Kim³, Woo Hyun Paik¹, Jae Hee Cho⁴ (1.Department of Medicine, Seoul National University Hospital, 2.Division of Gastroenterology and Hepatology, Department of Internal Medicine, Kyungpook National University Hospital, 3.Division of Gastroenterology, Department of Internal Medicine, Gil Medical Center, College of Medicine Gachon University, 4.Division of Gastroenterology, Department of Internal Medicine, Gangnam Severance Hospital, Yonsei University College of Medicine)

^○江口 大樹, 今岡 大, 井上 佳苗, 平 知尚, 奥村 圭, 澁木 太郎, 渡邊 一雄, 佐々木 満仁, 光永 修一, 池田 公史 (国立がん研究センター東病院 肝胆膵内科)