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Authors
Su, Xiao-rong
Li, Tian-gang
Yao, Xia
Zhang, Wen-dong
Li, Xiao-ying
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Funding
Funding for this research was provided by:
Natural Science Foundation of Gansu Province (23JRRA1391)
National Natural Science Foundation of China (62027827)
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Article History
Received: 27 July 2025
Accepted: 6 November 2025
First Online: 1 December 2025
Declarations
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: This study was conducted according to the tenets of the Declaration of Helsinki. Informed consent was obtained from each patient. The study protocol was approved by the Medical Ethics Committee of Gansu Provincial Maternity and Child-care Hospital (Approval number 2023–54). All experiments were performed in accordance with relevant guidelines and regulations.
: The expectant mothers provided their written informed consent, and related images were obtained from the mothers of the fetuses.
: The authors declare no competing interests.
