Funding for this research was provided by:
Severance Hospital Research fund for Clinical excellence (C-2019-0034)
Received: 9 April 2020
Accepted: 4 June 2020
First Online: 12 June 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Yonsei University Severance Hospital, Seoul, Korea (IRB No. 4-2016-1158). All participants read and signed an informed consent document with the description of the testing procedures.
: Not applicable.
: The authors declare that they have no competing interests.