Lee, Moo-Yeol; Jung, Byung-In; Chung, Seung-Min; Bae, Ok-Nam; Lee, Joo-Young; Park, Jung-Duck; Yang, Ji-Sun; Lee, Hyomin; Chung, Jin-Ho
ArticleIssue Date2003CitationEnvironmental Health Perspectives, v.111, no.4, pp.513 - 517PublisherUS Department of Health and Human Services