Jang, Chul-Young
Kwak, Dae-Kyung
Kim, Dae-Hwan
Lee, Hyung-Min
Hwang, Ji-Hyo
Yoo, Je-Hyun http://orcid.org/0000-0002-0777-1575
Article History
Received: 7 August 2018
Accepted: 13 March 2019
First Online: 25 March 2019
Ethics approval and consent to participate
: This study was approved by the institutional review board/Ethics Committee of Hallym University Sacred Heart Hospital (2018–07–014-001) and was conducted in compliance with the guidelines of the Helsinki Declaration of 1975. Written informed consent was obtained from the patients or their family members.
: Not applicable.
: The authors declare that they have no competing interests.
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