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Article History

Received: 22 April 2024

Accepted: 2 December 2024

First Online: 18 December 2024

Declarations

:

: This study was conducted in accordance with the Helsinki Declaration and approved by the Medical Research Professional Ethics Committee of Chengdu Women and Children’s Center hospital (No. 202229). Since this study is a retrospective cohort study that does not involve direct patient recruitment or public participation, informed consent from participants was not obtained.

: Not applicable.

: The authors declare no competing interests.