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Authors
Wang, Kun
Xu, Xin
Li, Ang
Han, Junlin
Song, Ruoxian
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Article History
Received: 18 January 2026
Accepted: 2 May 2026
First Online: 18 May 2026
Declarations
Ethics approval and consent to participate: This retrospective study was approved by the Ethics Committee of the Affiliated 960th Hospital of PLA, Shandong Second Medical University (Approval No. 2024009). The requirement to obtain written informed consent was waived by the ethics committee due to the retrospective nature of the study. All procedures were performed in accordance with the ethical standards of our institution and with the 1964 Declaration of Helsinki and its later amendments.
Consent for publication: Not applicable. No individual patient details, images or personal data are included in this manuscript. All data have been anonymized, and the need for consent for publication was waived.
Competing interests: The authors declare no competing interests.
