Zhang, Mingchen
Liu, Dong
Song, Yuanyuan
Zhao, Jie
Article History
Received: 25 December 2024
Accepted: 30 September 2025
First Online: 10 December 2025
Declarations
:
: The study conformed to the ethical guidelines of the Declaration of Helsinki, this retrospective study was granted ethical approval (Approval Number: 2024 Research No. 245) by the Medical Ethics Expert Committee at Zibo Central Hospital. Written informed consents were obtained from the guardians of the patients.
: All authors have read and approved the manuscript for publication.
: The authors declare no competing interests.