world Scientist Says 'Take Precautions' After First Severe Bird Flu Case Report Newsweek Wed The first severe human case of bird flu in the U.S. has been confirmed by the CDC, bringing the total number of human cases to 61. www.newsweek.com Related stories health #USNews #AvianFlu #BirdFlu U.S. confirms 1st severe bird flu case, California declares state of emergency Global News Wed
health #USNews #AvianFlu #BirdFlu U.S. confirms 1st severe bird flu case, California declares state of emergency Global News Wed
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