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Search results for "abstinence rates"

Filters: National Academy of Sciences NAS ×
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Acid Deposition: Effects on Geochemical Cycling and Biological Availability of Trace Elements  (1985)

Consensus Study Report

Science and Creationism: A View from the National Academy of Sciences, Second Edition  (1999)

Ecological Risks: Perspectives from Poland and the United States  (1990)