Sohn, Sueen http://orcid.org/0000-0001-9753-5412
Koh, In Jun http://orcid.org/0000-0002-7941-1587
Kim, Man Soo http://orcid.org/0000-0002-1374-9964
Song, Kwang Yun http://orcid.org/0000-0002-9797-6581
In, Yong http://orcid.org/0000-0002-5932-3934
Article History
Received: 25 December 2018
First Online: 27 May 2019
Compliance with ethical standards
:
: All authors of this study declare that there is no conflict of interest relevant to this study.
: This article does not contain any prospective studies with human participants or animals performed by any of the authors. IRB approval by IRB of Seoul St. Mary's Hospital, the Catholic University of Korea Study No.: KC17RESI0742.