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Authors
Zhang, Weng-dong https://orcid.org/0009-0007-0702-9921
Ma, Bin
Qi, Ping-an
Wang, Gang
Su, Xiao Rong
Ma, Xiao Yun
Li, Tian-gang
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Funding
Funding for this research was provided by:
National Natural Science Foundation of China (62027827)
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Article History
Received: 28 January 2025
Accepted: 2 April 2025
First Online: 12 April 2025
Declarations
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: All procedures performed in this study were in accordance with the ethical standards of the Medical Ethics Committee of Gansu Provincial Maternity and Child-Care Hospital and with the Helsinki Declaration (as revised in 2013). Written informed consent was obtained from the patient’s next of kin for publication of this article and any accompanying images. A copy of the written consent is available for review by the editorial office of this journal.
: The clinical data and imaging used in this study were obtained with the written informed consent of the legal guardians of the fetuses involved in the research. The consent covers the use of these materials for scientific research and publication purposes. All materials will be made freely available in accordance with the relevant Creative Commons license.
: The authors declare no competing interests.
