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Authors
Zhou, Tianchun
Lin, Yuping
Xu, Feng
Ma, Xiaoxia
Wang, Na
Ding, Yan
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Funding
Funding for this research was provided by:
Shanghai Municipal Health Commission (202150050)
Obstetrics and Gynecology Hospital of Fudan University (FC2021CR203_ZC)
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Article History
Received: 11 August 2022
Accepted: 28 November 2022
First Online: 9 December 2022
Declarations
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: The study protocol approved by the Institutional Review Board of the Research Committee of the Obstetrics and Gynecology of Hospital Fudan University (protocol code 202123). All methods were performed in accordance with the relevant guidelines and regulations of the Declaration of Helsinki and all participants provided written informed consent to participate in the study prior to data collection.
: Not applicable.
: There is no conflict of interest.
