Sumi, Toshiyuki
Koshshino, Yuta
Sekikawa, Motoki
Nagahisa, Yuta
Matsuura, Keigo
Shijubou, Naoki
Kamada, Koki
Watanabe, Hiroki
Michimata, Haruhiko
Nagayama, Daiki
Tanaka, Yusuke
Yamada, Yuichi
Chiba, Hirofumi
Article History
Received: 18 August 2022
Accepted: 4 October 2022
First Online: 13 October 2022
Declarations
:
: This retrospective study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The Institutional Ethics Committee of Hakodate Goryoukaku Hospital (approval no. 2022–019) approved this study.
: Informed consent was obtained using the opt-out method.
: Not applicable.
: The authors have no relevant financial or non-financial interests to disclose.