Zhang, Ning
Sun, Shugen
Zheng, Yunxi
Yi, Xiaofang
Qiu, Junjun
Zhang, Xiaodan
Zhang, Ying
Hua, Keqin
Funding for this research was provided by:
National Natural Science Foundation of China (81971361)
Research and Innovation Project of the Shanghai Municipal Education Commission (2019-01-07-00-07-E00050)
Clinical Research Plan of SHDC (HDC2020CR1045B, SHDC2020CR6009)
Article History
Received: 25 October 2021
Accepted: 15 March 2022
First Online: 21 March 2022
Declarations
:
: The study protocol was approved by the Ethics Committee at Obstetrics and Gynecology Hospital of Fudan University (No. 2016-06). All methods were performed in accordance with the relevant guidelines and regulations. Oral informed consent was obtained from all patients, and the consent procedure was approved by the Obstetrics and Gynecology Hospital of Fudan University ethics committee.
: Not applicable.
: The authors declare no potential conflicts of interest with the research, authorship, and/or publication of this article.