Kim, Nahyun
Park, Jooyeon
Hong, Hyunjung
Kong, In Deok
Kang, Hyunwook http://orcid.org/0000-0003-0222-1184
Funding for this research was provided by:
National Research Foundation of Korea (2016R1D1A3B03934143)
Article History
Accepted: 3 September 2019
First Online: 12 September 2019
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional ethic committee (Institutional Review Board of Keimyung University, reference number 40525-201609-HR-92-01) and with 1964 Helsinki declaration and its later amendments or comparable ethical standards.