Joo, Seongjoon
Cho, In Jin http://orcid.org/0000-0001-5914-4883
Seo, Hogyun
Son, Hyeoncheol Francis
Sagong, Hye-Young
Shin, Tae Joo
Choi, So Young http://orcid.org/0000-0001-6046-4569
Lee, Sang Yup http://orcid.org/0000-0003-0599-3091
Kim, Kyung-Jin
Article History
Received: 1 June 2017
Accepted: 2 January 2018
First Online: 26 January 2018
Competing interests
: The authors declare no competing financial interests.