Document is current

Article History

Received: 23 March 2026

Accepted: 22 May 2026

First Online: 12 June 2026

Declarations

:

: This retrospective study was reviewed by the Public Institutional Bioethics Committee designated by the Ministry of Health and Welfare, Republic of Korea, and confirmed to be exempt from ethics review by the Korea National Institute for Bioethics Policy (KoNIBP) (Exemption No. P01-202602-01-046). Because this study was based on anonymized data, informed consent to participate was deemed unnecessary by the committee. The study was conducted in accordance with the Declaration of Helsinki and relevant guidelines and regulations.

: Not applicable.

: The authors declare no competing interests.