Han, Dong Yoon
Ryu, Kyung Nam http://orcid.org/0000-0002-8145-4295
Park, Ji Seon
Jin, Wook
Park, So Young
Yun, Seong Jong
Article History
Received: 26 July 2019
Revised: 27 August 2019
Accepted: 20 September 2019
First Online: 6 December 2019
Compliance with ethical standards
:
: The scientific guarantor of this publication is Kyung Nam Ryu.
: 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