title: [Impact of pandemic influenza A (H1N1) on the epidemiology of influenza respiratory infections in the paediatric population].
authors.forename: J
authors.initials: J
authors.lastname: Reina
authors.forename: F
authors.initials: F
authors.lastname: Ferrés
mesh_terms: D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D053118:Influenza A Virus, H1N1 Subtype; D007251:Influenza, Human / Q000453:epidemiology*; D012141:Respiratory Tract Infections / Q000453:epidemiology