The World Health Organization on Thursday urged countries to step up surveillance for bird flu after the first case was detected in a child in the United States.
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https://www.sarkaridoctor.com/wp-content/uploads/2022/01/logo@2xx.png00aajahttps://www.sarkaridoctor.com/wp-content/uploads/2022/01/logo@2xx.pngaaja2024-11-29 12:01:422024-11-29 12:01:42WHO wants bird flu surveillance stepped up
