Xie, Lin
Luo, Hong
Li, Mei
Ge, Wenjie
Xing, Bingyu
Miao, Qunfang
Article History
Received: 13 March 2020
Revised: 30 July 2020
Accepted: 31 August 2020
First Online: 10 September 2020
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest with any individual/organization for the present work.
: The present study was approved by the Institutional Review Board of Hangzhou Normal University. The principal Investigator was Qunfang Miao, associate professor of Hangzhou Normal University. All the subjects voluntarily participated in the online survey, which clearly state the aim of the survey and the survey was anonymous. Before the questionnaire, it was clearly stated that they did not need to complete it if they did not want to, and they can quit anytime during their filling in.
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