Son, Seong
Yoo, Chan Jong
Yoo, Byung Rhae
Kim, Woo Seok
Jeong, Tae Seok
Article History
Received: 2 July 2020
Accepted: 5 November 2020
First Online: 18 January 2021
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board of our institute, Gil Medical Center, Gachon University College of Medicine (GAIRB2018-214). The ethics committee waived the requirement for informed consent due to retrospective characteristics of our study and all data were fully anonymized before we accessed them.
: Not applicable.
: All authors have no conflicts of interest to report. None of the authors of the manuscript received any remuneration. Further, the authors have not received any reimbursement or honorarium in any other manner.