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Article History

Received: 25 July 2023

Accepted: 29 January 2024

First Online: 15 March 2024

Declarations

:

: Not applicable.

: All our methods were performed in accordance with relevant guidelines and regulations and the Ethics Committee of Binzhou Medical University approved the study. Before carrying out this study, we distributed an informed consent form to each student, introducing the purpose of the study and the operations required: drawing venous blood, lung function measurement, questionnaire survey, etc., and promised to protect their private information, ensured their informed consent and finally obtained their signature.

: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper.