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Authors
Chen, Yun
Wang, Xiaoyan
Yin, Jun
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Article History
Received: 6 February 2026
Accepted: 4 May 2026
First Online: 8 July 2026
Declarations
Ethics approval and consent to participate: This study was approved by the institutional ethics committee of Jiashan County Maternal and Child Health Hospital (Approval No.: Shan Yi Medical Ethics Review 2025 Research No.001). All participants provided written informed consent prior to enrollment.
Consent for publication: Not applicable.
Competing interests: The authors declare no competing interests.
