Dai, Fangyu
Zhang, Rensen
Deng, Ruyu
Wang, Guoyong
Guo, Hongjie
Guo, Chunbao
Article History
Received: 23 January 2023
Accepted: 14 October 2023
First Online: 31 October 2023
Declarations
:
: The study was approved by the institutional ethics committee at Women and children’s Hospital of Chongqing Medical University. The written informed consent was waived by Women and children’s Hospital Ethic committee with the retrospective design. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: No potential conflicts of interest relevant to this article are reported.