Hong, Yun Ji
Chung, Yousun
Hwang, Sang Mee
Park, Jeong Su
Kwon, Jeong-Ran
Choi, Young Sill
Kim, Jun Nyun
Lee, Dong Han
Kwon, So-Yong
Cho, Nam-Sun
Song, Eun Young
Park, Kyoung Un
Song, Junghan
Han, Kyou Sup
Funding for this research was provided by:
Korea Centers for Disease Control & Prevention (2011E3400300, 08-2012-010, 20121206077-00, and 20140506667-00)