Wu, Zhi-jian
Song, Yanliqing
Wang, Hou-lei
Zhang, Fan
Li, Fang-hui
Wang, Zhu-ying
Funding for this research was provided by:
National Social Science Foundation of China (15BTY023)
key project of the Science and Education Department of the General Administration of Sport of China (2017B009)
China Postdoctoral Science Foundation (2017M611849)
Postgraduate Research Innovation Program of Jiangsu Province (KYCX19_0738)
Priority Academic Program Development of Jiangsu Higher Education Institutions (PAPD)
Article History
Received: 12 February 2019
Accepted: 20 September 2019
First Online: 6 November 2019
Ethics approval and consent to participate
: This study does not involve invasive interventions on the human body. It is only a questionnaire survey, so it was approved orally by the Humanities Research Ethics Committee of Nanjing Normal University. All participants read a statement that explained the purpose of the survey and provided written informed consent before participation in the study. For those not willing to take part in the study, their right was respected to withdraw from the study. The study did not adversely affect the rights and welfare of the subjects and no financial compensation or provision was made.
: Not applicable.
: The authors declare that they have no competing interests.