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Authors
Fu, Chang
Ren, Yaru
Wang, Guowen
Shi, Xiuxin
Cao, Fenglin
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Article History
Received: 28 February 2021
Accepted: 23 June 2021
First Online: 7 July 2021
Declarations
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: The research was approved by the Ethical Review Committee of the School of Nursing and Rehabilitation, Shandong University (Approval number: 2020-R-50). All subjects gave their informed consent for inclusion before participating in the survey.
: Not applicable.
: The authors declare no conflict of interest.
