Li, Xiao
Ding, Wei
Rao, Yang
Qu, Pengpeng
Article History
Received: 26 February 2023
Accepted: 20 June 2023
First Online: 4 July 2023
Declarations
:
: This study was approved by the Ethics Committee of Tianjin Central Hospital of Gynecology and Obstetrics. Written informed consent was obtained from all participants.
: Not applicable.
: The authors declare no competing interests.