Funding for this research was provided by:
Ministry of Education (2016R1D1A1B03931163)
Article History
Received: 13 December 2017
Accepted: 14 February 2018
First Online: 23 February 2018
Ethics approval
: The animal experimental protocol was approved by the Institutional Animal Care and Use Committee of Dankook University, Cheonan, South Korea. (IACUC approved number: DKU-16-026).
: Not applicable.
: The authors declare that they have no competing interests.
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