Sim, Jae Kyeom
Ko, Ryoung-Eun
Na, Soo Jin
Suh, Gee Young
Jeon, Kyeongman https://orcid.org/0000-0002-4822-1772
Funding for this research was provided by:
Samsung Medical Center (OTA1802901)
Article History
Received: 13 April 2020
Accepted: 29 June 2020
First Online: 2 July 2020
Ethics approval and consent to participate
: The Institutional Review Board of Samsung Medical Center approved this study and waived the requirement for informed consent because of the observational nature of the study.
: Not applicable.
: The authors declare that they have no competing interests.