Yoon, Soo Hoon
Kim, Bo Ryun
Lee, Sang Yoon
Beom, Jaewon
Choi, Jun Hwan
Lim, Jae-Young
Article History
Received: 16 February 2021
Accepted: 15 April 2021
First Online: 28 April 2021
Declarations
:
: This retrospective cohort study was approved by the Institutional Review Board of Korea University Hospital (IRB no. 2020AN0489). The Review Board exempted obtaining informed consent from patients included in the study.
: Not applicable. This study does not contain any patient personal details.
: The authors declare that they have no competing interests.