Lee, Min A.
Yu, Byungchul
Lee, Jungnam
Park, Jae Jeong
Lee, Gil Jae
Choi, Kang Kook
Park, Youngeun
Gwak, Jihun
Han, Ahram
Article History
Received: 7 October 2017
Accepted: 27 December 2017
First Online: 17 January 2018
Compliance with ethical standards
:
: Min A. Lee, Byungchul Yu, Jungnam Lee, Jae Jeong Park, Gil Jae Lee, Kang Kook Choi, Youngeun Park, Jihun Gwak and Ahram Han declare that there are no conflicts of interest.
: This research does not involve human participants and/or animals.
: Informed consent obtained from subjects.
: There are no sources of funding in our study.
: The work has been approved by the appropriate ethical committees related to the institution in which it was performed.