Pan, Runzhou
Li, Yukun
Article History
Received: 13 June 2024
Accepted: 8 August 2024
First Online: 29 August 2024
Declarations
:
: This study was approved by the Ethics Committee of the Cangzhou Central Hospital [Ethics Approval No. 2023-377-02] and was conducted following the Declaration of Helsinki guidelines. The committee waived the requirement of informed consent because of the retrospective nature of the study.
: I certify that this manuscript is a unique submission and is not being considered for publication, in part or in full, with any other source in any medium.
: The authors declare no competing interests.