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Authors
Zhen, Lili
Shangguan, Shichao
Zhou, Jing
Wang, Shulei
Lu, Liyong
Wang, Yuelei
Liu, Jingyu
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Funding
Funding for this research was provided by:
the Shandong Province Medical and Health Science and Technology Project (202412050245)
the Shandong Province Medical and Health Science and Technology Project (202412050245)
the Shandong Province Medical and Health Science and Technology Project (202412050245)
the Shandong Province Medical and Health Science and Technology Project (202412050245)
the Shandong Province Medical and Health Science and Technology Project (202412050245)
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Article History
Received: 21 April 2025
Accepted: 15 September 2025
First Online: 31 October 2025
Declarations
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: This study complied with the Declaration of Helsinki and was approved by the Ethical Review Committee of the Yantai Center for Disease Control and Prevention (Ethics Review Approval Number: YYLLS K2024-06). Signed informed consent was obtained from the respondents and personal information was kept confidential. All participants were informed of their test results and counseling was provided for those who needed chest X-ray, sputum examination and preventive treatment.
: Not applicable.
: The authors declare no competing interests.
