Wang, Hong
Ying, Xia
Lin, Dan
Uwimana, Muhuza Marie Parfaite
Zhang, Xiaohui
Article History
Received: 15 July 2021
Accepted: 28 November 2022
First Online: 7 February 2023
Declarations
:
: The study was performed in accordance with the Declaration of Helsinki and approved by Women’s Hospital School of Medicine Zhejiang University ethics committee (No.20180180). The need for informed consent was waived by the ethics committee Review Board of Women’s Hospital School of Medicine Zhejiang University ethics committee, because of the retrospective nature of the study. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors have no conflict of interest to declare.