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Article History

Received: 27 July 2024

Accepted: 24 September 2024

First Online: 24 October 2024

Declarations

:

: All procedures involving human participants were performed in accordance with the National Research Committee and the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. Our study adhered to the ethical guidelines established by the Japanese government for medical and health research involving human subjects. Ethical approval was obtained from the Ethics Committee of Oita University (reference number 2717). The requirement for informed consent was waived due to its retrospective design, however, eligible patients were given the opportunity to opt out of the study by opting out on the web page.

: Not applicable.

: The authors declare no competing interests.