Wang, Li
Liu, Youde
Qu, Renliang
Zou, Zhiqiang
Article History
Received: 8 October 2022
Accepted: 27 February 2023
First Online: 17 March 2023
Declarations
:
: The authors declare no potential conflicts of interest.
: This study was performed according to the Helsinki II Declaration and was approved by the ethics committee of Qishan Hospital of Yantai, Shandong, China (Ethics number 202201). The requirement for informed consent by individual patients was waived by the Ethical Committee of Qishan Hospital of Yantai due to the retrospective nature of the study.
: Not applicable.