Kim, Se Ik
Hwang, Woo Yeon
Lee, Maria
Kim, Hee Seung
Kim, Kidong
Chung, Hyun Hoon
No, Jae Hong
Kim, Jae-Weon
Kim, Yong Beom
Park, Noh Hyun
Song, Yong-Sang
Suh, Dong Hoon
Article History
Received: 10 June 2020
Accepted: 17 November 2020
First Online: 7 December 2020
Ethics approval and consent to participate
: This retrospective cohort study was conducted after approval from the Institutional Review Boards of Seoul National University Hospital (No. J-2004-002-1114) and Seoul National University Bundang Hospital (No. B-2004-607-103). This study was performed in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interest.