title: Erythromycin-resistant Streptococcus viridans in oral flora with prolonged erythromycin therapy.
mesh_terms: D000152:Acne Vulgaris / Q000188:drug therapy; D000293:Adolescent; D000328:Adult; D004352:Drug Resistance, Microbial; D004697:Endocarditis, Bacterial / Q000188:drug therapy; D004917:Erythromycin / Q000008:administration & dosage / Q000494:pharmacology* / Q000627:therapeutic use; D006801:Humans; D009055:Mouth / Q000382:microbiology*; D013291:Streptococcus / Q000187:drug effects* / Q000302:isolation & purification; D013997:Time Factors
chemical_list: D004917:Erythromycin