title: [Socioeconomic incidence of influenza].
mesh_terms: D005102:Health Expenditures; D006801:Humans; D007251:Influenza, Human / Q000517:prevention & control; D012943:Social Security; D012959:Socioeconomic Factors; D014611:Vaccination
vernacular_title: Incidences socio-économiques de la grippe.