Jin, Ki Won
Woo, Se Joon
Park, Kyu Hyung
Article History
Received: 27 August 2021
Accepted: 17 December 2021
First Online: 3 January 2022
Declarations
:
: This study adhered to the tenets of the Declaration of Helsinki, and approval from the Institutional Review Board (IRB) of the Seoul National University Bundang Hospital (IRB No. B-2009/639–101) was obtained. Informed consent was waived due to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.