Swine flu website inundated as cases in England double in a week.
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D016208:Databases, Factual; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D006801:Humans; D053118:Influenza A Virus, H1N1 Subtype; D007251:Influenza, Human / Q000453:epidemiology*; D020407:Internet