Lee, Sangwoo
Choe, Eun Kyung
Kim, So Yeon
Kim, Hua Sun
Park, Kyu Joo
Kim, Dokyoon
Article History
First Online: 17 September 2020
Ethics approval and consent to participate
: The Institutional Review Board of Seoul National University Hospital approved the study protocol (IRB number 1902–088-1010), and the study was conducted in accordance with the Declaration of Helsinki. Informed consent was waived by the board.
: Not applicable.
: The authors declare that they have no competing interests.