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Article History

Received: 10 January 2022

Accepted: 25 March 2022

First Online: 6 May 2022

Declarations

:

: This quantitative study was performed in accordance to the ministry of health “involves people of biomedical research ethics review method (try out)”, the national drug supervision and administration of the quality control standard for clinical trials (2003), the medical instrument clinical trial regulations (2004),the Declaration of Helsinki. The investigators had obtained ethics approval with Ethics Committee of Jinan University (JNUKY-2021-018). We certify that all applicable institutional and governmental regulations concerning the ethical use of human volunteers were followed over the course of this research. All interviewees provided written informed consent to participate in this study upon recruitment.

: Not applicable.

: The authors declare that they have no competing interests.