Boo, Seung-Hyun
Joo, Min Cheol
Lee, Jeong Mi
Kim, Seung Chan
Yu, Young Mi
Kim, Min-Su http://orcid.org/0000-0001-9954-1445
Article History
Received: 16 March 2018
Accepted: 8 June 2018
First Online: 18 June 2018
Compliance with ethical standards
:
: 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.