Bae, Hyun-Jin http://orcid.org/0000-0001-5134-5517
Kim, Chang-Wook
Kim, Namju
Park, BeomHee
Kim, Namkug http://orcid.org/0000-0002-3438-2217
Seo, Joon Beom
Lee, Sang Min http://orcid.org/0000-0002-2173-2193
Funding for this research was provided by:
Ministry of Education
Ministry of Trade Industry and Energy (South Korea), Kakao and Kakao Brain Corporations
Article History
Received: 21 June 2018
Accepted: 9 November 2018
First Online: 6 December 2018
Competing Interests
: The authors declare no competing interests.