Kim, Wontae
Lee, Sanghoon
Seo, Jeong-Meen
Article History
Accepted: 8 October 2020
First Online: 16 October 2020
Compliance with ethical standards
:
: The authors have no conflicts of interest to disclose.
: Ethical approval was waived by the Institutional Review Board at Samsung Medical Center in view of the retrospective nature of the study (IRB no. 2020-03-106).