title: Duration of immunity conferred by alum precipitated diphtheria toxoid.
authors.forename: G
authors.initials: G
authors.lastname: CALDERON
authors.forename: R
authors.initials: R
authors.lastname: PINTADO
mesh_terms: D004165:Diphtheria; D006801:Humans; D007109:Immunity
keywords: DIPHTHERIA/immunity
vernacular_title: Duración de la inmunidad conferida por el toxoide diftérico precipitado con alumbre.