Ji, Mi Jung; Cho, Byung Ki; Cho, Young Shik; Choi, Young Jin; Kwon, Donghyok; Shin, Kyeongcheol; Lee, Joo-Yeon; Kang, Chun; Yoon, Byoung Su
ArticleIssue Date2013CitationOsong Public Health and Research Perspectives, v.4, no.6, pp.342 - 346PublisherKorean Disease Control and Prevention Agency