Oh, Hyun Jin
Choi, Myung-Gyu
Park, Jae Myung
Song, Kyo Young
Yoo, Han Mo
Funding for this research was provided by:
Ministry of Education, Science, and Technology (NRF-2013R1A1A2007985)
Ministry of Science, ICT, and Future Planning (NRF-2011-0031644)
Article History
Received: 22 August 2017
Accepted: 9 January 2018
First Online: 25 January 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Declaration of Helsinki of 1964 and later versions.