Jeon, Sun Kyung https://orcid.org/0000-0002-8991-3986
Jang, Jin-Young https://orcid.org/0000-0003-3312-0503
Kwon, Wooil https://orcid.org/0000-0002-4827-7805
Kim, Hongbeom https://orcid.org/0000-0002-1595-0135
Han, Youngmin https://orcid.org/0000-0003-0456-7824
Kim, Daeun https://orcid.org/0000-0003-3382-2812
Park, Daechan https://orcid.org/0000-0003-4991-5247
Kim, Jung Hoon https://orcid.org/0000-0002-8090-7758
Article History
Received: 30 April 2021
Revised: 8 June 2021
Accepted: 10 June 2021
First Online: 18 June 2021
Declarations
:
: The authors have no conflicts of interest to declare that are relevant to the content of this article.
: This study was approved by Institutional Review Board of Seoul National University Hospital (IRB; No 2005-212-1127) and written informed consent was waived. This study was in accordance with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Written informed consent was waived by Institutional Review Board of Seoul National University Hospital due to retrospective design of the study.