Funding for this research was provided by:
Forestry Technology Projects (S111415L020100)
Korea Food and Drug Administration, Republic of Korea (14182MFDS979)
Received: 31 July 2017
Accepted: 2 February 2018
First Online: 21 February 2018
: All animals were treated in accordance with the National Institutes of Health (NIH) Guide for the Humane Care and Use of Laboratory Animals (NIH Publication No. 85–23, 1985;ExternalRef removed). The present study was performed in accordance with the Institute for Laboratory Research (ILAR) Guidelines for the Care and Use of Laboratory Animals.
: Not applicable.
: The authors declare that they have no competing interests
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