Ebihara, Yuma
Hirano, Satoshi
Takano, Hironobu
Kanno, Takahiro
Kawashima, Kenji
Morohashi, Hajime
Oki, Eiji
Hakamada, Kenichi
Urushidani, Shigeo
Mori, Masaki
Article History
Received: 8 May 2022
Accepted: 2 January 2023
First Online: 5 January 2023
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: This is an observational study. The Hokkaido University Research Ethics Committee has confirmed that no ethical approval is required.
: Informed consent was obtained from all individual participants included in the study.
: All authors were confirmed that consent to publish has been received.
Free to read: This content has been made available to all.