Dioxin cancer risk linked to exposure levels : safety and health watch

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      <subfield code="a">A new study conducted by the National Institute for Occupational Safety and Health concludes that although exposure to massive amounts of dioxin is associated with increased cancer risks, exposure to smaller amounts is not. This article treats: passive smoking evidence mounts; demographics of heart disease; is health care unaffordable?; insurance reform</subfield>
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      <subfield code="g">Vol. 143, nº 4, April 1991 ; p. 69-72</subfield>
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