Lee, Sangwoo
Choe, Eun Kyung http://orcid.org/0000-0002-7222-1772
Kang, Hae Yeon
Yoon, Ji Won
Kim, Hua Sun
Funding for this research was provided by:
Seoul National University Hospital (0420170720)
Article History
Received: 22 August 2019
Revised: 5 November 2019
Accepted: 7 November 2019
First Online: 23 November 2019
Compliance with ethical standards
: The study was conducted in accordance with the Declaration of Helsinki.
: The authors declare that they have no conflicts of interest.
: Informed consent was waived by the IRB.
: The Institutional Review Board (IRB) of the Seoul National University Hospital approved the study protocol (IRB number 1808-008-962).