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Cold snaps-bird flu link
LONDON - OUTBREAKS of H5N1 flu among birds in Europe came at the edges of cold fronts that caused wild birds to change migration patterns, scientists said on Thursday, suggesting cold snaps may signal future outbreaks. Dutch and American researchers found European outbreaks of avian influenza during the 2005-2006 winter were driven by collective movements of wild waterbirds to places where the ...