Funding for this research was provided by:
Natural Science Foundation of Fujian Province (2015J01561)
Major Diseases Joint Research Program of Xiamen City (3502Z20170943)
Article History
Received: 6 October 2017
Accepted: 4 October 2018
First Online: 16 October 2018
Competing interest
: The authors declare that they have no competing interests.
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