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Authors
Li, Kaiquan
Zhang, Wenchao https://orcid.org/0000-0002-6881-8007
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Article History
Received: 4 November 2023
Accepted: 12 January 2024
First Online: 20 February 2024
Declarations
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: All survey procedures are supervised and approved by the NCHS Ethics Review Board, and each survey respondent provides written consent. These publicly available data are de-identified, so further institutional review committee approval is exempted.
: Informed consent was obtained from all individual participants included in the study.
: The participant has consented to the submission of the research article to the journal.
: The authors declare no competing interests.
