Sawaguchi, Hiroshi
Uehara, Takeshi
Iwaya, Mai
Asaka, Shiho
Nakajima, Tomoyuki
Komamura, Shotaro
Imamura, Shunsuke
Iwaya, Yugo
Sugenoya, Shinsuke
Kitazawa, Masato
Soejima, Yuji
Ota, Hiroyoshi
Nagaya, Tadanobu
Article History
Received: 30 October 2025
Accepted: 16 November 2025
First Online: 1 December 2025
Declarations
:
: The authors declare no competing interests.
: Not applicable.
: Not applicable.
: The ethics committee of Shinshu University School of Medicine approved this study (Approval Code: 5836) and waived the requirement for informed consent. An opt-out method was used because of the retrospective design of the study. The investigation was conducted in compliance with the Declaration of Helsinki.