Kim, Hyera
Kwon, Minsuk
Kim, Binnari
Jung, Hyun Ae
Sun, Jong-Mu
Lee, Se-Hoon
Park, Keunchil
Ahn, Myung-Ju https://orcid.org/0000-0002-5740-9654
Article History
Received: 12 February 2020
Accepted: 26 July 2020
First Online: 5 August 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Samsung Medical Center; the requirement for written informed consent was waived owing to the retrospective nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.