Funding for this research was provided by:
The Chinese Natural Science Research Council (31601696)
The Hunan Natural Science Research Council (2017NK2360)
The Hunan Natural Science Research Council (2018JJ3198)
Fundamental Research Funds for the Introduce Talents (111011803003)
Article History
Received: 16 October 2018
Accepted: 4 March 2019
First Online: 11 March 2019
Ethics approval and consent to participate
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