Yoon, Hee-Young
Lee, Suk Hyun
Ha, Sejin
Ryu, Jin-Sook
Song, Jin Woo
Article History
Received: 2 May 2021
Accepted: 1 September 2021
First Online: 16 September 2021
Declarations
:
: The study was approved by the Institutional Review Board of Asan Medical Centre (2017-0057). Informed consent was waived because of the retrospective nature of the study.
: Not applicable.
: The authors have no conflicts of interest to declare.