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Authors
Fujimoto, Ayumi
Uozumi, Ryuji
Fujii, Hironori
Tamaki, Shinya
Eto, Tomoaki
Yamaguchi, Mikumi
Maehara, Yu
Iihara, Hirotoshi
Hatakeyama, Tomoaki
Higuchi, Ayako
Kawazoe, Hitoshi https://orcid.org/0000-0002-0626-7908
Ohtani, Hisakazu
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Article History
Received: 6 February 2026
Accepted: 19 May 2026
First Online: 25 May 2026
Declarations
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: The study protocol was approved by the Ethics Committee of Keio University School of Medicine (Approval No. 20241052). Permission to conduct this study was obtained from each facility. The study was conducted in accordance with the principles of the Declaration of Helsinki and the Ethical Guidelines for Medical and Health Research Involving Human Subjects of the Ministry of Education, Culture, Sports, Science, and Technology, and the Ministry of Health, Labour, and Welfare of Japan.
: The requirement for written informed consent was waived by the ethics review committee due to the study’s retrospective design. Accordingly, we provided patients with an opt-out option via each hospital’s official website.
: The authors declare no competing interests.
