Ming, Sen
Lai, Shaoyong
Su, Yeqin
Funding for this research was provided by:
National Natural Science Foundation of P. R. China (11471263)
Scientific Research Foundation of North University of China (2017030 and 13011920)
Article History
Received: 26 October 2017
Accepted: 25 April 2018
First Online: 8 May 2018
Ethics approval and consent to participate
: Both authors contributed to each part of this study equally and declare that they have no competing interests.
: The authors declare that they have no competing interests.
: Both authors read and approved the final version of the manuscript.