Pham, Duong Duc
Lee, Seung Ku
Shin, Chol
Kim, Nan Hee
Leem, Chae Hun
Funding for this research was provided by:
National Research Foundation of Korea (2015M3A9B6027142, 2015M3A9B6027142, 2015M3A9B6028310)
Ministry of Health, Welfare and Family Affairs | Korea Centers for Disease Control & Prevention (2014-E71003-00, 2014-E71003-00, 2014-E71003-00)
Article History
Received: 30 January 2019
Accepted: 31 January 2019
First Online: 20 February 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.