Funding for this research was provided by:
Health department of Zhejiang Province (2014KYA114)
Article History
Received: 21 October 2020
Accepted: 19 February 2021
First Online: 1 March 2021
Declarations
:
: Approval was obtained from the ethics committee of Sir Run Run Shaw Hospital. Before data collection, all participants were informed of the purposes and potential benefits/risks of the research. Participation was completely voluntary. Informed consent forms were signed after consent was obtained.
: All authors approved the final manuscript and agreed to publish it.
: The authors declare no competing interests.