Yang, Yueneng http://orcid.org/0000-0002-7064-4229
Funding for this research was provided by:
National Natural Science Foundation of China (No.11502288)
Natural Science Foundation of Hunan Province (2016JJ3019)
Article History
Received: 13 November 2017
Accepted: 5 February 2018
First Online: 16 February 2018
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest.