Sohn, Beomseok
An, Chansik
Kim, Dain
Ahn, Sung Soo http://orcid.org/0000-0002-0503-5558
Han, Kyunghwa
Kim, Se Hoon
Kang, Seok-Gu
Chang, Jong Hee
Lee, Seung-Koo
Funding for this research was provided by:
National Research Foundation of Korea (2020R1A2C1003886)
Article History
Received: 1 September 2021
Accepted: 6 October 2021
First Online: 14 October 2021
Declarations
:
: The authors have no relevant financial or non-financial interests to disclose.
: This retrospective chart review study involving human participants was in accordance with the ethical standards of the institutional and national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The institutional review board of Severance hospital, Yonsei University College of Medicine approved this study.
: The need for informed consent was waived by the institutional review board of Severance hospital, Yonsei University College of Medicine due to the retrospective nature of the study.