Tian, Zhuang
Guo, Wei
Zhai, Min
Li, Hongmin
Funding for this research was provided by:
Social Science Planning Research Project of Shandong Province (23DSHJ03)
Article History
Received: 20 April 2023
Accepted: 14 November 2023
First Online: 21 November 2023
Declarations
:
: This study was reviewed and approved by the Medical Ethics Committee of Jining Medical University (<i>No. JNMC-YX -2022 -030</i>), and followed the ethical principles of the Declaration of Helsinki. Prior to data collection, permission and informed consent were obtained from respondents. Respondents were assured of confidentiality and anonymity, and participation was voluntary. In addition, information was recorded so that the investigator could not contact the subject, either directly or through an identifier.
: Not applicable.
: The authors declare no competing interests.