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Authors
Shen, Wei
Liang, Xingchi
Wang, Qian
Jin, Kai
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Article History
Received: 1 March 2026
Accepted: 7 April 2026
First Online: 11 April 2026
Declarations
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: The study was conducted in accordance with the Declaration of Helsinki. Ethical approval for this retrospective study was obtained from the Institutional Review Board (IRB) of Hubei Maternal and Child Health Hospital (Approval Number: [2026016]). The requirement for informed consent was waived by the Institutional Review Board due to the retrospective nature of the study.
: Not applicable.
: The authors declare no competing interests.
