Yang, Jianguo
Li, Juncai
Deng, Qican
Chen, Zhenzhou
He, Kuan
Chen, Yajun
Fu, Zhongxue
Article History
Received: 20 October 2022
Accepted: 6 March 2023
First Online: 14 March 2023
Declarations
:
: This retrospective cohort study was approved by the Medical Ethics Committee of the First Affiliated Hospital of Chongqing Medical University. (Approval number: 20192801) and carried out in accordance with the Declaration of Helsinki. The Medical Ethics Committee of the First Affiliated Hospital of Chongqing Medical University waived the requirement for informed consent from all research participants due to the retrospective and anonymous nature of this study.
: Not applicable.
: The authors declare no conficts of interest to in association with the present study.