^○Shigeru Horiguchi, Hironali Kato, Shinsuke Obata, Takashi Oda, Eijirou Ueda, Akihiro Matsumi, Kosaku Morimoto, Hitomi Himei, Taiji Ogawa, Hiroyuki Terasawa, Tatsuhiro Yamasaki, Yuki Fujii, Kazuyuki Matsumoto, Koichiro Tsutsumi, Hiroyuki Okada (Department of Gastroenterology, Okayama University)

^○Takahisa Fujikawa¹, Akihito Yonezawa² (1.Department of Surgery, Kokura Memorial Hospital, 2.Department of Hematology, Kokura Memorial Hospital)

^○Greg Faldo¹, Chandni Kumar¹, Clarissa Jasmine Aurelia¹, Andree Kurniawan² (1.Faculty of Medicine, Pelita Harapan University, Tangerang, Indonesia, 2.Department of Internal Medicine, Faculty of Medicine, Pelita Harapan University, Tangerang, Indonesia)

^○Tatsuki Ikoma^1,2, Toshihiko Matsumoto^2,3, Ukyou Okazaki³, Yusuke Kurioka³, Shougo Yamamura², Hiroki Nagai², Hisateru Yasui², Keitaro Doi¹, Takanobu Shimada¹, Hiroki Kamiya⁴, Nobutoshi Tsukuda⁴, Yoshito Kimura⁴, Yugo Sawai⁴, Masanori Asada⁴, Hiroyuki Marusawa⁴, Akio Nakajima⁵, Akira Mori⁵, Seiichiro Kanaya⁵, Takehiko Tsumura^1,4 (1.Department of Medical Oncology, Osaka Red Cross Hospital, 2.Department of Medical Oncology, Kobe City Medical Center General Hospital, 3.Department of Internal Medicine, Japanese Red Cross Society Himeji Hospital, 4.Department of Gastroenterology, Osaka Red Cross Hospital, 5.Department of Gastrointestinal Surgery, Osaka Red Cross Hospital)

^○Shun Tezuka, Makoto Ueno, Tomomi Hamaguchi, Yui Yamachika, Ritsuko Oishi, Shuhei Nagashima, Taito Fukushima, Satoshi Kobayashi, Manabu Morimoto (Department of Hepatobiliary and Pancreatic Medical Oncology, Kanagawa Cancer Center)

^○Audrey Hadisurya¹, Celine Chrystelle¹, Fenia Tandy¹, Marlyn Suciningtias¹, Andree Kurniawan², Angela Giselvania³ (1.Faculty of Medicine, Pelita Harapan University, 2.Department of Internal Medicine, Faculty of Medicine, Pelita Harapan University, 3.Department of Radiotherapy, Faculty of Medicine, Universitas Indonesia, Dr Cipto Mangunkusumo Hospital)

^○Kiyotsugu Iede (Department of Clinical Oncology, Higashiosaka City Medical Center)

^○Rina Ueki, Masashi Ishikawa, Hayato Mikuni, Takashi Nishimura, Ryoichi Sawada, Masayuki Saruta (Department of Gastroenterology and Hepatology, The Jikei University School of Medicine)

^○Kanae Inoue, Mitsuhito Sasaki, Tomonao Taira, Hiroki Eguchi, Kei Okumura, Taro Shibuki, Kazuo Watanabe, Hiroshi Imaoka, Shuichi Mitsunaga, Masafumi Ikeda (Department of Hepatobiliary and Pancreatic Oncology, National Cancer Center Hospital East)

^○Shogen Boku¹, Hironaga Satake¹, Masataka Masuda³, Takashi Ito³, So Yamaki², Ko Nakamaru³, Satoshi Hirooka², Daisuke Hashimoto², Nobuhisa Yamamoto², Nobuhiro Shibata¹, Shinji Nakayama³, Tsukasa Ikeura³, Sohei Satoi², Mitsugu Sekimoto² (1.Cancer Treatment Center, Kansai Medical University, 2.Department of Surgery, Kansai Medical University, 3.The Third Department of Internal Medicine, Kansai Medical University)

^○Masashi Ishikawa, Masaaki Noguchi, Hayato Mikuni, Takashi Nishimura, Ryoichi Sawada, Masayuki Saruta (Division of Gastroenterology and Hepatology, The Jikei University School of Medicine)