Yoo, Yung Ju
Yang, Hee Kyung
Seo, Jong-Mo
Kim, Kwang Gi
Hwang, Jeong-Min http://orcid.org/0000-0003-0837-2864
Funding for this research was provided by:
Seoul National University Hospital (No. 02-2016-051)
Article History
Received: 12 September 2018
Revised: 1 January 2019
Accepted: 7 January 2019
First Online: 19 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Ethics approval was provided by the Institutional Review Board of Seoul National University Bundang Hospital. All aspects of the research protocol were in compliance with the Declarations of Helsinki.