sexta-feira, fevereiro 24, 2012

Gripe das Aves afinal pode não ser tão mortal


Bird flu may not be so deadly after all, new analysis claims
Chicago Tribune
NEW YORK (Reuters) - Bird flu may be far less lethal to people than the World Health Organization's assessment of a death rate topping 50 percent, scientists said on Thursday in a finding that adds fuel to the heated controversy over publication of ...
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