Park, Junghoan
Kim, Jung Hoon
Kim, Ji-Eun
Park, Sang Joon
Yi, Nam-Joon
Han, Joon Koo
Article History
First Online: 15 April 2020
Compliance with ethical standards
:
: All authors confirm that no disclosure of potential conflicts of interest.
: Our institutional review board (Seoul National University Hospital Institutional Review Board) approved this study.
: Informed consent was waived due to the retrospective nature of the study (<i>IRB No. 1902–090-1010</i>).