title: [Responsibility of serological variants in chronic Junin virus infection].
mesh_terms: D000818:Animals; D001116:Arenaviridae / Q000276:immunology*; D006477:Arenaviruses, New World / Q000276:immunology*; D003411:Arvicolinae; D006478:Hemorrhagic Fever, American / Q000276:immunology*
vernacular_title: Responsibilidad de las variantes serológicas en la infección crónica con virus Junin.