Funding for this research was provided by:
National Natural Science Foundation of China (81772193, 81271811)
Text and Data Mining valid from 2018-04-02
Received: 27 December 2017
Accepted: 21 March 2018
First Online: 2 April 2018
: All animal experimental procedures were approved by the Institutional Animal Care and Use Committee of Sichuan University.
: All authors approved the final manuscript.
: The authors declare that they have no competing interests.
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