Funding for this research was provided by:
2018 Comprehensive Discipline Construction Fund of Faculty of Education, Beijing Normal University
National Natural Science Foundation of China (61602043)
Beijing Education Science “Thirteen Five” Plan (CAEA18082)
Article History
First Online: 12 March 2019
Compliance with Ethical Standards
:
: All authors declare that she/he has no conflict 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 teachers, school administrators included in the study. Informed consent was also obtained from the participants’ parents/legal tutors.