Article History
Received: 14 April 2021
Accepted: 15 September 2021
First Online: 27 September 2021
Declarations
:
: This article was approved by the Institutional Review Board and Ethics Committee (Number 2019–32) of Obstetrics and Gynecology Hospital, Fudan University. We confirmed that all patients provided written informed consent for this surgical procedure.
: Not applicable.
: The authors declare that they have no competing interests.