Kim, Eun Hye
Jo, Chang Soo
Ryu, Shi Yong
Kim, Seong Hwan
Lee, Ji Young http://orcid.org/0000-0003-4901-1328
Funding for this research was provided by:
Korea Small and Medium Business Administration (C0277170)
Ministry of Science, ICT, and Future Planning of Korea (SI-1606)
Article History
Received: 15 November 2017
Accepted: 24 April 2018
First Online: 4 May 2018
Compliance with ethical standards
:
: The authors have declared no conflicts of interest.