Kim, Cherry
Kim, So Yeon
Kim, Min-Ju
Yoon, Yong Sik
Kim, Chan Wook
Lee, Jae Hoon
Kim, Kyu-pyo
Lee, Seung Soo
Park, Seong Ho
Lee, Moon-Gyu
Article History
Received: 3 January 2018
Revised: 14 February 2018
Accepted: 9 March 2018
First Online: 24 April 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is So Yeon 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.
: One of the authors has significant statistical expertise.
: Written informed consent was waived by the institutional review board.
: Institutional review board approval was obtained.
: • retrospective• case-control study• performed at one institution