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Authors
Ni, Junyi
Yan, Yan
Zhang, Luying
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Article History
Received: 26 May 2026
Accepted: 31 July 2026
First Online: 7 August 2026
Declarations
Ethics approval and consent to participate: Since the data used in this study were obtained from an anonymized, institution-level database with no direct involvement of human participants, the requirement for informed consent and ethical approval was waived by the Ethics Review Committee of the School of Public Health, Fudan University.
Competing interests: The authors declare no competing interests.
