Hirai, Keiko
Kuwahara, Takamichi http://orcid.org/0000-0001-8348-8926
Furukawa, Kazuhiro
Kakushima, Naomi
Furune, Satoshi
Yamamoto, Hideko
Marukawa, Takahiro
Asai, Hiromitsu
Matsui, Kenichi
Sasaki, Yoji
Sakai, Daisuke
Yamada, Koji
Nishikawa, Takahiro
Hayashi, Daijuro
Obayashi, Tomohiko
Komiyama, Takuma
Ishikawa, Eri
Sawada, Tsunaki
Maeda, Keiko
Yamamura, Takeshi
Ishikawa, Takuya
Ohno, Eizaburo
Nakamura, Masanao
Kawashima, Hiroki
Ishigami, Masatoshi
Fujishiro, Mitsuhiro
Funding for this research was provided by:
Shimadzu Foundation for the Advancement of Science and Technology
Article History
Received: 2 September 2021
Accepted: 21 October 2021
First Online: 16 November 2021
Declarations
:
: Kazuhiro Furukawa has received a research grant from the Shimadzu Foundation for the Advancement of Science and Technology. Mitsuhiro Fujishiro received research grants from Fujifilm Corporation, HOYA Corporation, and Olympus Corporation, and honoraria from Fujifilm Corporation and Olympus Corporation outside this study. All other authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the Ethical Standards of the Responsible Committee on Human Experimentation (Institutional and National) and with the Declaration of Helsinki of 1964 and later versions.
: The written consent was waived by the ethics committees because the study had a retrospective design.
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