Jo, Soojin http://orcid.org/0000-0003-0203-9200
Lim, In Seok http://orcid.org/0000-0002-7047-7627
Chae, Soo Ahn http://orcid.org/0000-0002-9825-8194
Yun, Sin Weon http://orcid.org/0000-0001-8947-703X
Lee, Na Mi http://orcid.org/0000-0003-0580-8677
Kim, Su Yeong http://orcid.org/0000-0001-6463-0210
Yi, Dae Yong http://orcid.org/0000-0002-4168-7131
Article History
Received: 28 December 2018
Accepted: 19 June 2019
First Online: 28 June 2019
Ethics approval and consent to participate
: This study was conducted with approval from the Institutional Review Board (IRB) of the Chung-Ang University Hospital (IRB no.: 1710–012-16120), and informed consent was waived due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.