Ouyang, Yan
Peng, Yangqin
Zhang, Senmao
Gong, Fei
Li, Xihong
Funding for this research was provided by:
the Natural Science Foundation of Hunan Province (2020JJ5992)
the Science and Technology Project of the Health, Family Planning Commission of Hunan Province (C20180289)
the Research Grant of CITIC-Xiangya (YNXM-202220)
Article History
Received: 11 November 2022
Accepted: 9 July 2023
First Online: 14 July 2023
Declarations
:
: This study was approved by the Ethics Committee of the Reproductive and Genetic Hospital of CITIC-Xiangya (date of approval: 26 July 2019; reference number: LL-SC-2019-015; Changsha, China). Informed consent was waived due to the retrospective nature.
: Not applicable.
: The authors have no relevant financial or non-financial interests to disclose.