Jeon, Min Ji
Chun, Sung Min
Lee, Ji-Young
Choi, Kyeong Woon
Kim, Deokhoon
Kim, Tae Yong
Jang, Se Jin
Kim, Won Bae
Shong, Young Kee
Song, Dong Eun
Kim, Won Gu http://orcid.org/0000-0002-8404-7759
Funding for this research was provided by:
National Research Foundation of Korea (NRF-2017R1D1A1B03028231)
Article History
Received: 15 October 2018
Accepted: 4 January 2019
First Online: 15 January 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional review board and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all participants included in the study, except 2two patients who died before the initiation of this study.