title: Surveillance and impact of influenza in Europe. Groupe Régional d'Observation de la Grippe and European Influenza Surveillance Scheme.
authors.affiliation: National Influenza Reference Center, Laboratoire de Virologie, Lyon, France.
authors.forename: M
authors.initials: M
authors.lastname: Aymard
authors.forename: M
authors.initials: M
authors.lastname: Valette
authors.forename: B
authors.initials: B
authors.lastname: Lina
authors.forename: D
authors.initials: D
authors.lastname: Thouvenot
mesh_terms: D001530:Belgium / Q000453:epidemiology; D005602:France / Q000453:epidemiology; D005858:Germany / Q000453:epidemiology; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D009426:Netherlands / Q000453:epidemiology; D011174:Portugal / Q000453:epidemiology; D018571:Sentinel Surveillance; D013557:Switzerland / Q000453:epidemiology; D006113:United Kingdom / Q000453:epidemiology