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Authors
Duan, Fan
Xia, Nengcui
Li, Xiangyu
Song, Chuanfu
Ma, Yan
Zhang, Jing
Zhai, Changping
Zhu, Wenli
Duo, Fangfang
Liu, Yong
Jiao, Dongliang
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Article History
Received: 24 July 2024
Accepted: 5 September 2025
First Online: 2 October 2025
Declarations
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: According to the Declaration of Helsinki, the study was conducted with the approval of the Ethics Committee of Bengbu Medical University(Approval number: 2022-235). Because this retrospective study analyzed routine surveillance data and only the anonymized data were used, the Ethics Committee of Bengbu Medical University waived the need for informed consent. All methods were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare that they have no competing interests" in this section.
