Fu, Chang
Wang, Guowen
Shi, Xiuxin
Cao, Fenglin
Article History
Received: 4 March 2021
Accepted: 14 April 2021
First Online: 29 April 2021
Declarations
:
: 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. All methods in the present study were carried out in accordance with relevant guidelines and regulations.
: Not applicable.
: The authors declare no conflict of interest.