Wu, Jianjian
Tian, Ji
Zhang, Jie
Yang, Gang
Song, Tingting
Yao, Yuncong
Funding for this research was provided by:
National Science and Technology Support Program (2014BAD16B03)
Beijing Science and Technology Project (D161100000716003)
the Project of Construction of Innovative Teams and the Teacher Career Development for Universities and Colleges Under Beijing Municipality (IDHT20180509)
Article History
Received: 29 January 2019
Revised: 31 May 2019
Accepted: 7 June 2019
First Online: 6 July 2019
Compliance with ethical standards
:
: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest.