Cho, Sohee
Lee, Hwan Young
Kim, Moon-Young
Lyoo, Sung-Hee
Lee, Soong Deok
Article History
Received: 18 December 2019
Accepted: 3 April 2020
First Online: 2 May 2020
Compliance with ethical standards
: The study was approved by the ethical committee of the Institutional Review Board of the Seoul National University Hospital Biomedical Research Institute (IRB No. 1911-136-1080). Informed consent was obtained from all of the participants.
: The authors declare that they have no conflict of interest.