He, Wenlong
Shen, Rui
Funding for this research was provided by:
the National Natural Science Foundation of China (No. 71702031, No. 71772038)
the Foundation of Humanities and Social Sciences of the Ministry of Education in China (17YJC630038)
Article History
Received: 7 March 2017
Accepted: 4 October 2017
First Online: 10 October 2017
Compliance with Ethical Standards
:
: Wenlong He has received research grants from the National Natural Science Foundation of China (Nos. 71702031, 71772038). Wenlong He and Rui Shen declare that they have no conflict of interest.