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People ride past a billboard carrying messages on prevention of the Influenza A (H1N1) virus, formerly known as swine flu, in the southern Indian city of Hyderabad June 11, 2009. [Agencies]
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WHO declares A(H1N1) flu pandemic
The World Health Organization has told its member nations it is declaring a A(H1N1) flu pandemic - the first global flu epidemic in 41 years.