Funding for this research was provided by:
the Hubei Province Education Science Planning Fund (2019GA011)
China Scholarship Council (201906765045)
Article History
Accepted: 30 December 2020
First Online: 28 January 2021
Compliance with Ethical Standards
:
: All authors declare they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.