title: Emergence of rifampin-resistant strains of Staphylococcus aureus during combination therapy with vancomycin and rifampin: a report of two cases.
mesh_terms: D000328:Adult; D004352:Drug Resistance, Microbial; D004359:Drug Therapy, Combination; D004697:Endocarditis, Bacterial / Q000188:drug therapy; D005260:Female; D006801:Humans; D012293:Rifampin / Q000627:therapeutic use*; D012703:Serotyping; D013203:Staphylococcal Infections / Q000188:drug therapy; D013211:Staphylococcus aureus / Q000145:classification / Q000187:drug effects*; D014640:Vancomycin / Q000627:therapeutic use*
chemical_list: D014640:Vancomycin; D012293:Rifampin