Zhang, Shuangli
He, Jie
Liu, Jun
Article History
Received: 11 August 2023
Accepted: 18 October 2023
First Online: 1 November 2023
Declarations
:
: Because this study used de-identified patient information from a public database (SEER database), this study was exempted from the Institutional Review Board of Beijing Ditan Hospital, Capital Medical University. The need for written informed consent was waived by the Institutional Review Board of Beijing Ditan Hospital, Capital Medical University due to retrospective nature of the study. All methods were performed in accordance with the relevant guidelines and regulations.
: Not applicable.
: The authors declare no competing interests.