Ahn, Chang Sook
Lee, Du-Hwa
Pai, Hyun-Sook
Funding for this research was provided by:
Rural Development Administration (PJ013212, PJ013227)
National Research Foundation of Korea (NRF-2016R1A2B4013180)
Article History
Received: 14 August 2018
Accepted: 30 September 2018
First Online: 6 October 2018
Compliance with ethical standards
:
: The authors declare no conflict of interest.