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Article History
Received: 9 April 2025
Accepted: 8 September 2025
First Online: 28 November 2025
Declarations
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: This study has been approved by the Ethics Committee of Zigong Fourth People's Hospital. As it is a retrospective observational study that did not involve new therapeutic interventions for patients, the requirement for obtaining informed consent was waived after review by the Ethics Committee.This study was conducted in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare no competing interests.
