Nagami, Yasuaki http://orcid.org/0000-0002-4617-2188
Sakai, Taishi
Yamamura, Masafumi
Nakatani, Masami
Katsuno, Takayuki
Suekane, Takehisa
Uno, Hironori
Minamino, Hiroaki
Okuyama, Masatsugu
Okamoto, Junichi
Kumamoto, Mitsutaka
Noguchi, Atsushi
Yamamori, Kazuki
Takaishi, Osamu
Ochi, Masahiro
Miyazaki, Takako
Tsuji, Shigetsugu
Ikehara, Hisatomo
Kawaguchi, Koichiro
Hayashi, Tomoyuki
Mannami, Tomohiko
Kakimoto, Kazuki
Naito, Yoshihide
Hashimoto, Satoru
Li, Zhaoliang
Komeda, Yoriaki
Kishino, Takaaki
Yamamoto, Yoshinobu
Iguchi, Mikitaka
Akamatsu, Takuji
Horii, Toshiki
Miura, Ko
Yamashina, Takeshi
Sugihara, Yuusaku
Watanabe, Noboru
Kiyotoki, Shu
Fujii, Ryoji
Murata, Masaki
Ono, Satoshi
Narasaka, Toshiaki
Kitamura, Shinji
Kono, Mitsuhiro
Kato, Motohiko
Kawaratani, Hideto
Tanaka, Kyosuke
Yaoita, Takao
Yamaguchi, Shinjiro
Abe, Keiichiro
Kawamura, Takuji
Kinoshita, Yosuke
Imai, Kenichiro
Fujinami, Haruka
Yada, Tomoyuki
Miyamoto, Hayato
Yoshida, Hisako
Fujiwara, Yasuhiro
Funding for this research was provided by:
the Japanese Gastroenterological Association Foundation
Article History
Received: 19 August 2020
Accepted: 14 December 2020
First Online: 7 January 2021
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of the Osaka City University Hospital, Minamiosaka Hospital, Izumiotsu Municipal Hospital, Osaka City General Hospital, Osaka Ekisaikai Hospital, Baba Memorial Hospital, Kashiwara Municipal Hospital, Ikuwakai Memorial Hospital, Nakae Hospital, Asakayama General Hospital, Nagayoshi General Hospital, Naniwa Ikuno Hospital, Meijibashi Hospital, Hyogo College of Medicine, Ishikawa Prefectural Central Hospital, Nihon University Hospital, Tottori University, Kanazawa University, Okayama Medical Center, Osaka Medical Collage, Fukui Prefectural Hospital, Niigata University, Takarazuka City Hospital, Kindai University Faculty of Medicine, Nara City Hospital, Hyogo Cancer Center, Wakayama Medical University, Japanese Red Cross Society Wakayama Medical Center, Yuri Kumiai General Hospital, Tsuyama Chuo Hospital, Osaka Red Cross Hospital, Okayama University Hospital, Akita University, Shuto General Hospital, Tonan Hospital, Shiga University of Medical Science Hospital, Chiba-Nishi General Hospital, University of Tsukuba, Tokushima University Graduate School, Osaka International Cancer Institute, Keio University School of Medicine, Nara Medical University, Mie University Hospital, Yamagata University Faculty of Medicine, Kansai Rosai Hospital, Dokkyo Medical University, Kyoto Second Red Cross Hospital, Ishikiriseiki Hospital, Shizuoka Cancer Centre, Toyama University Hospital, Kohnodai Hospital, National Center for Global Health and Medicine, and Hanwa Sumiyoshi General Hospital. Written informed consents are obtained from all participants before enrollment in the study.
: Not applicable.
: Y. Fujiwara has received lecture honoraria from Takeda Pharmaceutical Co., EA Pharma Co., Astra Zeneca Pharmaceuticals, Otsuka Pharmaceuticals., and Daiichi-Sankyo Co.; advisor fees from Asteras Pharma.; and research grants from EA Pharma Co. The other authors declare no competing interests.