Yin, Huifen
Hu, Rong
Funding for this research was provided by:
National Natural Science Foundation of China (81571460)
Article History
Received: 10 January 2022
Accepted: 15 June 2022
First Online: 20 June 2022
Declarations
:
: This study was approved by the Research Ethics Committee in the Obstetrics and Gynecology Hospital of Fudan University. All methods were performed in accordance with the relevant guidelines and regulations and we confirm that informed consent was obtained from all subjects. All women who received balloon catheter provided written informed consent and for all women in control group, written informed consent of cesarean delivery without prophylactic placement of balloon catheter was signed.
: Not applicable.
: The authors declare no competing interests.