title: [Development of the concept of the third factor of acquired immunity].
mesh_terms: D000486:Allergy and Immunology / Q000639:trends*; D000818:Animals; D000917:Antibody Formation; D001424:Bacterial Infections / Q000276:immunology; D006168:Guinea Pigs; D006801:Humans; D006967:Hypersensitivity / Q000276:immunology; D007114:Immunization; D010587:Phagocytosis; D014777:Virus Diseases / Q000276:immunology
vernacular_title: Razvitie ucheniia o tret'em faktore priobretennogo immuniteta.