Gwak, Hongki
Jeon, Ye-Won
Lim, Seung-Taek
Park, Seon-Young
Suh, Young-Jin
Article History
Received: 8 December 2019
Accepted: 17 March 2020
First Online: 24 March 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of St. Vincent’s Hospital. Informed consent was obtained from all individual participants included in the study.
: Informed consent for publication was obtained.
: The authors declare that they have no competing interests.