Nam, Ji-Hoon
Koh, Yong-Gon
Kang, Kiwon
Park, Joon-Hee
Kang, Kyoung-Tak
Article History
Received: 19 March 2020
Accepted: 1 December 2020
First Online: 11 December 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee of Yonsei Sarang Hospital (IRB No. 18- DR-03). All procedures were performed in accordance with the ethical standards of the institutional and/or national research committee.
: Not applicable.
: The authors declare no conflict of interest.