Kim, Joong-Goo https://orcid.org/0000-0002-4166-6023
Suh, Dae Chul https://orcid.org/0000-0003-1561-5596
Song, Yunsun https://orcid.org/0000-0003-4738-0533
Choi, Jay Chol
Lee, Deok Hee
Article History
Received: 27 December 2019
Accepted: 30 June 2020
First Online: 30 July 2020
Compliance with ethical guidelines
:
: J.-G. Kim, D.C. Suh, Y. Song, J.C. Choi and D.H. Lee declare that they have no competing interests.
: Ethical approval was granted in accordance with national requirements, and the need for written informed consent was waived. (Institutional Review Board of Asan Medical Center).