Kim, Tae-Hwan
Do Cho, Hun
Choi, Yong Won
Lee, Hyun Woo
Kang, Seok Yun
Jeong, Geum Sook
Choi, Jin-Hyuk
Ahn, Mi Sun
Sheen, Seung-Soo
Article History
Received: 27 January 2021
Accepted: 15 March 2021
First Online: 26 March 2021
Declarations
:
: This study was conducted in accordance with the principles expressed in the Declaration of Helsinki. The study protocols were approved by the institutional review board of Ajou University Hospital (IRB approval no. AJIRB-MED-MDB-20). Furthermore, the institutional review board of Ajou University Hospital decided to waive the informed consent for this study because it was a retrospective study using anonymized data.
: Not applicable.
: The authors declare no competing interests.