Kwon, Ji Hye
Kim, Jin Hee http://orcid.org/0000-0001-5036-3326
Kim, So Yeon
Byun, Jae Ho
Kim, Hyoung Jung
Lee, Moon-Gyu
Lee, Seung Soo
Article History
Received: 20 December 2018
Revised: 21 March 2019
Accepted: 25 March 2019
First Online: 26 April 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Jin Hee Kim.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: No complex statistical methods were necessary for this paper.
: Written informed consent was waived by the Institutional Review Board.
: Institutional Review Board approval was obtained.
: • retrospective• observational• performed at one institution