Ding, Han
Dong, Zheng
Article History
Received: 18 October 2025
Accepted: 5 February 2026
First Online: 12 March 2026
Declarations
:
: The requirement for ethics approval and informed consent was waived by the Institutional Review Board (IRB) of the Affiliated People’s Hospital of Ningbo University, as the study involved only retrospective analysis of de-identified histopathological data and posed minimal risk to participants. This waiver was granted in accordance with national regulations. The study was conducted in accordance with the Declaration of Helsinki.
: The authors declare no competing interests.