Jeong, Inchul http://orcid.org/0000-0002-8619-5034
Yoon, Jin-Ha http://orcid.org/0000-0003-4198-2955
Roh, Jaehoon http://orcid.org/0000-0003-4228-7209
Rhie, Jeongbae http://orcid.org/0000-0002-2748-6835
Won, Jong-Uk http://orcid.org/0000-0002-9200-3297
Article History
Received: 2 August 2017
Accepted: 14 January 2019
First Online: 13 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Institutional Review Board of Yonsei University Health System approved this study (Y-2017-0017).
: Informed consent was obtained from all of the participants.