H5N1 bird flu
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U.S. reports first human bird flu case in Colorado prison inmateThe CDC said it has tracked the health of more than 2,500 people who have been exposed to H5N1 virus-infected birds, but that this was the only confirmed case to date.WorldApr 29
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Bird flu found at southern Ontario poultry farmIt says it confirmed the presence of the highly pathogenic H5N1 strain of avian flu that is spreading around the world among wild birds.HealthMar 28
