title: Sunspot numbers can detect pandemic influenza A: the use of different sunspot numbers.
authors.forename: J M
authors.initials: JM
authors.lastname: Vaquero
authors.forename: M C
authors.initials: MC
authors.lastname: Gallego
mesh_terms: D004196:Disease Outbreaks; D006801:Humans; D007251:Influenza, Human / Q000453:epidemiology*; D008954:Models, Biological; D019445:Solar Activity; D013997:Time Factors