Yu, Junjin
Wu, Qingqin
Kong, Fanbin
Ning, Yan
Funding for this research was provided by:
Science and Technology Commission of Shanghai Municipality (16411969400)
Article History
Received: 17 August 2023
Accepted: 27 February 2024
First Online: 12 March 2024
Declarations
:
: All procedures in this study were approved by the Human Research Ethics Committee of the Obstetrics and Gynecology Hospital, Fudan University. All methods were performed in accordance with the approved guidelines and regulations. The Human Research Ethics Committee of the Obstetrics and Gynecology Hospital of Fudan University waived the requirement for informed consent owing to the retrospective nature of the study.
: Not applicable.
: The authors declare no competing interests.