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Authors
Wang, Xuemei
Zhang, Shanlong
Wang, Jingjing
Zhang, Simin
Feng, Li
Wu, Qingqing
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Article History
Received: 11 December 2023
Accepted: 1 February 2024
First Online: 16 February 2024
Declarations
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: The study followed the Declaration of Helsinki and was conducted in accordance with the relevant local guidelines and regulations. All the patients signed informed consent forms. The study was approved by the Medical Ethics Committee of Beijing Obstetrics and Gynecology Hospital, Capital Medical University. Beijing Maternal and Child Health Care Hospital (Approval No: 2022-KY-060-01).
: Not applicable.
: The authors declare that they have no conflict of interest.
