title: Group A beta-hemolytic streptococcus endocarditis.
mesh_terms: D000293:Adolescent; D001414:Bacitracin / Q000494:pharmacology; D004697:Endocarditis, Bacterial / Q000188:drug therapy / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008826:Microbial Sensitivity Tests; D008875:Middle Aged; D012703:Serotyping; D013290:Streptococcal Infections; D013291:Streptococcus / Q000145:classification / Q000302:isolation & purification
chemical_list: D001414:Bacitracin