title: Swine flu has been "considerably less lethal than feared," says Donaldson.
authors.forename: Oona
authors.initials: O
authors.lastname: Mashta
mesh_terms: D004739:England / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D053118:Influenza A Virus, H1N1 Subtype; D007251:Influenza, Human / Q000453:epidemiology*