Erythromycin resistance in Finland declines after reduction in macrolide use.
D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D004352:Drug Resistance, Microbial; D004363:Drug Utilization / Q000639:trends; D004917:Erythromycin / Q000627:therapeutic use*; D005387:Finland; D006801:Humans; D013290:Streptococcal Infections / Q000188:drug therapy*; D013297:Streptococcus pyogenes / Q000187:drug effects*
D000900:Anti-Bacterial Agents; D004917:Erythromycin