Baik, Minyoul
Kim, Kyung Min
Oh, Chang-Myung
Song, Dongbeom
Heo, Ji Hoe
Park, Yoo Seok
Wi, Jin
Kim, Young Sam
Kim, Jeongmin
Ahn, Sung Soo
Cho, Kyoo Ho http://orcid.org/0000-0003-2402-7198
Cho, Yang-Je
Article History
First Online: 24 June 2020
Conflict of interest
: The authors declare that the research was conducted in the absence of any personal, commercial, or financial relationships that could potentially be construed as a conflict of interest.
: The study was approved by the institutional review board of Severance Hospital, Yonsei University Health System. Informed consent was waived owing to the retrospective nature of the study.