Cases of swine flu in England almost double in a week.
Nayanah
N
Siva
D003422:Critical Care / Q000706:statistics & numerical data; D004739:England / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D053118:Influenza A Virus, H1N1 Subtype; D007251:Influenza, Human / Q000453:epidemiology*