Funding for this research was provided by:
National Natural Science Foundation of China (61422210, 61373076, 61402388)
National Natural Science Foundation of China (61572410)
Natural Science Foundation of Fujian Province (2017J01125)
Article History
Received: 10 June 2017
Revised: 25 October 2017
Accepted: 26 November 2017
First Online: 8 February 2018