Funding for this research was provided by:
the Health and Family Planning Commission of Xiamen City, and Innovation Project of Medicine, Health, and Science & Technology (2015-CXB-36)
Received: 16 March 2018
Accepted: 25 June 2018
First Online: 3 July 2018
Ethics approval and consent to participate
: The experimental protocol was approved by Laboratory Animal Ethics Committee of the First Affiliated Hospital of Xiamen University.
: Not applicable.
: The authors declare that they have no competing interests.
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