Hong, Seung Baek
Lee, Nam Kyung http://orcid.org/0000-0003-1972-2719
Kim, Suk
Seo, Hyeong Il
Kim, Hyun Sung
Kim, Dong Uk
Kim, Tae Un
Ryu, Hwa Seong
Article History
Received: 21 September 2018
Revised: 31 January 2019
Accepted: 8 February 2019
First Online: 16 April 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Nam Kyung Lee.
: 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• diagnostic or prognostic study• performed at one institution