Kim, Seung-seob http://orcid.org/0000-0001-6071-306X
Lee, Sunyoung http://orcid.org/0000-0002-6893-3136
Lee, Hee Seung http://orcid.org/0000-0002-2825-3160
Bang, Seungmin http://orcid.org/0000-0001-5209-8351
Park, Mi-Suk http://orcid.org/0000-0001-5817-2444
Article History
Received: 21 April 2020
Revised: 6 July 2020
Accepted: 9 July 2020
First Online: 3 August 2020
Compliance with ethical standards
:
: The authors have no conflicts of interest related to this manuscript.
: Our institutional review board approved the study (IRB number: 4-2019-0656); requirement for written informed consent for this retrospective study was waived.
: Our institutional review board approved the study (IRB number: 4-2019-0656); requirement for written informed consent for this retrospective study was waived.