Kim, Young Mo
Joo, Yong Bum
Park, Young Cheol
Lee, Seung-ho
Song, Ju-Ho
Article History
Received: 12 July 2023
Accepted: 28 September 2023
First Online: 13 October 2023
Declarations
:
: This retrospective study was conducted in accordance with the ethical standards of the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. Approval for this study was obtained from the institutional review board of Chungnam National University Hospital (No. 2023–06-046). The need for informed consent was waived because of the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.