title: [Method of determining the virulence of group A streptococci].
mesh_terms: D000818:Animals; D000941:Antigens; D000942:Antigens, Bacterial; D008722:Methods; D051379:Mice; D013291:Streptococcus / Q000276:immunology; D014774:Virulence
chemical_list: D000941:Antigens; D000942:Antigens, Bacterial
vernacular_title: Metod opredeleniia virulentnosti streptokokkov gruppy.