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pro vyhledávání: '"Jeanetta E Churchill"'
Publikováno v:
American Journal of Preventive Medicine. 14:367-371
DoEpi is a series of computer exercises and a framework for making new exercises based on the Epi Info™ programs for epidemiologic computing. The system contains three outbreak investigations, a research survey, four exercises in advanced Epi Info
Publikováno v:
Archives of environmental health. 56(2)
Little is known about factors that influence blood levels of volatile organic compounds in nonoccupationally exposed populations. The authors examined the possible relationship between recent self-reported chemical exposures and elevated blood volati