Liu, Chunyan
Zhai, Huajie
Su, Shuhua
Song, Sutao
Chen, Gongxiang
Jiang, Yi
Funding for this research was provided by:
National Social Science Foundation of China (20BYY087)
Article History
Accepted: 1 November 2021
First Online: 16 November 2021
Declarations
:
: The authors have no financial or proprietary interests in any material discussed in this article.
: Approval was obtained from the ethics committee of University of Jinan. The procedures used in this study adhere to the tenets of the Declaration of Helsinki.
: Informed consent was obtained from legal guardians.