Suh, Junghwan
Choi, Han Saem
Kwon, Ahreum
Chae, Hyun Wook
Kim, Ho-Seong http://orcid.org/0000-0003-1135-099X
Article History
Received: 13 May 2019
Revised: 10 October 2019
Accepted: 14 October 2019
First Online: 18 November 2019
Compliance with ethical standards
: This study was approved by the institutional review board of Severance Hospital, Yonsei University College of Medicine in Seoul, Korea (no. 4-2017-1216).
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: The requirement to obtain informed consent was waived.