Wie, Jeong Ha http://orcid.org/0000-0001-7897-5148
Pak, Seong Eun
Kim, Ra Yon
Chung, Yoo Hyun
Park, In Yang
Park, Yong Gyu
Shin, Jong Shul
Ko, Hyun Sun http://orcid.org/0000-0001-6310-6206
Article History
Received: 3 May 2018
Accepted: 14 December 2018
First Online: 21 December 2018
Compliance with ethical standards
:
: All authors have no conflict of interest related with this article.
: We obtained approval from the institutional review board of Catholic University of Korea (KC17ZESI0171).
: All data supporting the conclusion of the article are available from the corresponding author on reasonable request.