Hwang, Ki-Tae http://orcid.org/0000-0001-6597-3119
,
Kim, Eun-Kyu
Jung, Sung Hoo
Lee, Eun Sook
Kim, Seung Il
Lee, Seokwon
Park, Heung Kyu
Kim, Jongjin
Oh, Sohee
Kim, Young A.
Article History
Received: 12 January 2018
Accepted: 18 January 2018
First Online: 30 January 2018
Compliance with ethical standards
:
: The authors declare that no actual or potential conflict of interest exists. The institutional review boards approved this study (Seoul National University Boramae Medical Center, 07-2017-6).
: 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.
: For this type of study formal consent is not required.
: This article does not contain any studies with animals performed by any of the authors.