ArticleIssue Date2008CitationProceedings of the National Academy of Sciences of the United States of America, v.105, no.1, pp 270 - 275PublisherNATL ACAD SCIENCES
ArticleIssue Date2002CitationSoutheast Asian Journal of Tropical Medicine and Public Health, v.33, no.SUPPL.2, pp 104 - 111PublisherSEAMEO TROPMED Network