title: [Serotyping and antibiotic susceptibility of group A hemolytic Streptococcus isolated in 1978-80: decline of erythromycin resistance].
mesh_terms: D002648:Child; D004352:Drug Resistance, Microbial; D004917:Erythromycin / Q000494:pharmacology*; D006801:Humans; D012703:Serotyping; D013290:Streptococcal Infections / Q000382:microbiology; D013297:Streptococcus pyogenes / Q000145:classification / Q000187:drug effects* / Q000302:isolation & purification
chemical_list: D004917:Erythromycin