Koyama, M. http://orcid.org/0000-0003-3997-8244
Miyagawa, Y.
Kitazawa, M.
Tokumaru, S.
Nakamura, S.
Yamamoto, Y.
Ehara, T.
Hondo, N.
Soejima, Y.
Article History
Received: 28 February 2022
Accepted: 16 May 2022
First Online: 8 June 2022
Declarations
:
: The authors declare that they have no conflict of interest.
: The database used for this study was approved by the institutional ethical committee (No. 4886).
: All the procedures performed in this study involving human participants were in accordance with the ethics standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all the study participants.