Li, Xihua
Chen, Xiaohong
Funding for this research was provided by:
National Natural Sciences Foundation of China (71401184, 71431006)
China Postdoctoral Science Foundation (2014M552169)
Research Fund for Innovation-driven Plan of Central South University (2015CX010)
Key Project of Philosophy and Social Sciences Research, Ministry of Education PRC (16JZD013)
Article History
Received: 5 July 2016
Accepted: 22 January 2018
First Online: 4 February 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human or animal subjects performed by any of the authors.