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Authors
Ding, Wen
Gu, Yuanyuan https://orcid.org/0000-0003-0289-280X
Wu, Huiying
Wang, Haiyu
Zhang, Xiaochun
Wang, Hongying
Huang, Li
Zhang, Rui
He, Qiuming
Zhong, Wei
Lv, Junjian
Xia, Bo
Zhang, Guanglan
Mei, Shanshan
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Funding
Funding for this research was provided by:
Guangdong Science and Technology Department (2019B020227001, 2019B030301004)
Guangzhou Science and Technology Program key projects (202102010016)
Guangzhou Institute of Pediatrics, Guangzhou Women and Childrens Medical Center (4001027)
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Article History
Received: 14 April 2022
Revised: 21 August 2022
Accepted: 5 September 2022
First Online: 30 September 2022
Declarations
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: The scientific guarantor of this publication is Yuanyuan Gu, head of the Department of Fetal Medicine, Guangzhou Women and Children’s Medical Center, Guangzhou Medical University.
: The authors of this manuscript declare no relationships with any companies whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent is not required for this study due to the retrospective nature of the study.
: The study was approved by the Ethics Committee of Guangzhou Women and Children’s Medical Center (157B00).
: • retrospective• observational• performed at one institution
