Sung, Jae Yun
Yang, Hee Kyung
Hwang, Jeong-Min
Funding for this research was provided by:
National Research Foundation of Korea (2017R1A2B4011450)
Article History
Received: 5 August 2018
Revised: 23 January 2019
Accepted: 31 January 2019
First Online: 27 February 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.