Kim, Jin You http://orcid.org/0000-0002-9631-501X
Kim, Jin Joo
Lee, Ji Won
Lee, Nam Kyung
Lee, Geewon
Kang, Taewoo
Park, Heesung
Son, Yo Han
Grimm, Robert
Article History
Received: 11 May 2018
Revised: 1 July 2018
Accepted: 13 July 2018
First Online: 2 August 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Jin You 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