124 resultados para persistent toxic substances
em University of Michigan
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Mode of access: Internet.
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"October 1980."
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"Contract no. 68-01-6236."
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CIS Microfiche Accession Numbers: CIS 88 S321-59
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"December 1980."
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Title from caption.
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"Principal investigators: Richard E. Sparks (and) Philippe E. Ross; project manager, Frank S. Dillon.
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Hearings held March 3-