Wang, Hongyan
Zhao, Zhenyu
Cao, Qiucai
Ning, Jing
Article History
Received: 17 June 2023
Accepted: 15 January 2024
First Online: 24 January 2024
Declarations
:
: The study protocol gained approval from the Ethics Committee of Zhengzhou Ninth People’s Hospital. This work was carried out following the Good Clinical Practice guidelines and the Declaration of Helsinki. This retrospective study did not require patient consent. All patient information was anonymous. The informed consent was waived from the Ethics Committee of Zhengzhou Ninth People’s Hospital.
: Not applicable.
: The authors declare no competing interests.