Choi, You-Jung
Park, Jun-Bean
Park, Chan Soon
Hwang, Inchang
Yoon, Yeonyee E.
Lee, Seung-Pyo
Kim, Hyung-Kwan
Kim, Yong-Jin
Cho, Goo-Yeong
Sohn, Dae-Won
Article History
Received: 15 December 2020
Accepted: 9 April 2021
First Online: 15 April 2021
Declarations
:
: The study protocol was approved by the Institutional Review Board of Seoul National University Hospital (IRB No. J-1511-025-715), and was performed in accordance with the Declaration of Helsinki. Written informed consent was waived by the Institutional Review Board of Seoul National University Hospital owing to the retrospective and observational nature of this study.
: Not applicable.
: The authors declare that they have no competing interests.