Jang, Jong Keon
Kim, Kyoung Won http://orcid.org/0000-0001-6471-6727
Choi, Sang Hyun
Jeong, So Yeong
Kim, Ji Hun
Yu, Eun Sil
Kwon, Jae Hyun
Song, Gi Won
Lee, Sung Gyu
Funding for this research was provided by:
the National Research Foundation of Korea funded by the Ministry of Science (No. 2017R1E1A1A03070961)
Article History
Received: 15 August 2018
Revised: 4 December 2018
Accepted: 13 December 2018
First Online: 1 February 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Kyoung Won Kim.
: The authors declare that they have no conflict of interest.
: 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• case–control study• performed at one institution