Lin, Xiaoxiao
Feng, Yongxian
Zhang, Bailei
Chen, Aner
Funding for this research was provided by:
the Medical Support Key Construction Disciplines of Ningbo (2022-B16)
Article History
Received: 30 August 2025
Accepted: 1 December 2025
First Online: 6 December 2025
Declarations
:
: The study was formally reviewed and approved by the Research Ethics Committee of Women and Children’s Hospital of Ningbo University (Approval No.: NBFC-2025-KY-197). In view of the retrospective design of the study, the committee granted a waiver of written informed consent from the participants. All research procedures strictly adhered to the ethical principles stipulated in the World Medical Association (WMA) Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.