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The CDC has ended its H5N1 bird flu emergency response, but experts urge continued vigilance as the virus remains a threat through food, animals, and evolving zoonotic risks.
New versions of the H5N1 virus are increasingly adept at spreading. Suggestions to either let it rip in poultry or vaccinate the birds could backfire.
The bird flu emergency is officially over, according to the U.S. Centers for Disease Control and Prevention (CDC). The agency ...