Funding for this research was provided by:
National Natural Science Foundation of China (51505399)
Natural Science Foundation of Fujian Province of China (2017J05088)
Article History
Received: 12 March 2018
Revised: 7 October 2018
Accepted: 5 November 2018
First Online: 25 February 2019
Compliance with Ethical Standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.