title: [Immunity to infection induced by culture of Trypanosoma cruzi of atenuated virulence; preliminary communication].
authors.forename: T
authors.initials: T
authors.lastname: PIZZI
authors.forename: R
authors.initials: R
authors.lastname: PRAGER
mesh_terms: D014349:Trypanosoma cruzi; D014352:Trypanosomiasis; D014774:Virulence
vernacular_title: Inmunidad a la sobreinfección inducida mediante cultivos de Trypanosoma cruzi de virulencia atenuada; communicación preliminar.