Chung, Young In
Kim, Jin Kyoung
Lee, Jung-Hyun
Jung, Young-Chul
Funding for this research was provided by:
Yonsei University (6-2014-0142)
Article History
Received: 2 February 2016
Accepted: 9 April 2016
First Online: 23 April 2016
Compliance with ethical standards
:
: Research was supported by a Grant from Yonsei University College of Medicine (6-2014-0142).
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.