Kang, Yong Koo
Shin, Jae Pil
Kim, Dai Woo
Article History
Received: 22 February 2022
Accepted: 15 June 2022
First Online: 20 June 2022
Declarations
:
: The study was conducted according to the guidelines of the Declaration of Helsinki, and approved by the Kyungpook National University Hospital Institutional Review Board (IRB No. 2020-08-018). The requirement for informed consent was waived given the retrospective nature of the study.
: The authors declare that they have no competing interests.