title: [Epidemic pharyngitis due to a beta hemolytic Streptococcus of the Lancefield group G].
mesh_terms: D006801:Humans; D010612:Pharyngitis / Q000209:etiology* / Q000382:microbiology; D013290:Streptococcal Infections; D013297:Streptococcus pyogenes / Q000302:isolation & purification
vernacular_title: Faringitis epidémica debida a Streptococcus beta hemolítico del grupo G de Lancefield.