sábado, 25 de abril de 2009

More cases of swine flu reported; WHO warns of 'health emergency'

A potentially deadly new strain of the swine flu virus cropped up in more places in the United States and Mexico on Saturday, in what the World Health Organization called "a public health emergency of international concern."

in http://edition.cnn.com/2009/HEALTH/04/25/swine.flu/index.html

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