Letter: Logistics of staphylococcal drug resistance.
D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D003365:Costs and Cost Analysis; D004352:Drug Resistance, Microbial; D004917:Erythromycin / Q000494:pharmacology; D013210:Staphylococcus / Q000187:drug effects*
D000900:Anti-Bacterial Agents; D004917:Erythromycin