Kim, Daeun
Jahng, Kyung Eun http://orcid.org/0000-0002-7251-7864
Article History
First Online: 26 August 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: All procedures which involved human participants were in accordance with the ethical standards of Helsinki declaration and its later amendments or comparable ethical standards. This study also complied with the ethical standards of the institutional and national research committees. No animals were used in this study.
: Informed consent was obtained from all individual participants included in the study. The Kyung Hee University Institutional Review Board provided approval for this study.