Watanabe, Masao
Ashida, Ryo
Miyakoshi, Chisato
Arizono, Shigeki
Suga, Tsuyoshi
Kanao, Shotaro
Kitamura, Koji
Ogawa, Takahisa
Ishikura, Reiichi
Article History
Received: 5 December 2022
Accepted: 18 January 2023
First Online: 6 March 2023
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. Written informed consent was not applicable due to the nature of this retrospective study, in which the institutional IRB waived the requirement for the informed consent. We also provided the opportunity for the enrolled patients to refuse participation in this study on our institutional website.
: Not applicable.
: The authors declare that they have no competing interests.