Takeda, Tsutomu http://orcid.org/0000-0003-3648-5452
Asaoka, Daisuke
Abe, Daiki
Suzuki, Maiko
Nakagawa, Yuta
Sasaki, Hitoshi
Inami, Yoshihiro
Ikemura, Muneo
Utsunomiya, Hisanori
Oki, Shotaro
Suzuki, Nobuyuki
Ikeda, Atsushi
Yatagai, Noboru
Komori, Hiroyuki
Akazawa, Yoichi
Matsumoto, Kohei
Ueda, Kumiko
Ueyama, Hiroya
Shimada, Yuji
Matsumoto, Kenshi
Hojo, Mariko
Osada, Taro
Nojiri, Shuko
Nagahara, Akihito
Article History
Received: 6 June 2020
Accepted: 21 October 2020
First Online: 27 October 2020
Ethics approval and consent to participate
: This study protocol was approved by the ethics committee of Juntendo Tokyo Koto Geriatric Medical Center (No. 101-9). All patients provided written, informed consent to undergo EGD.
: Not applicable.
: The authors declare that they have no competing interests.