title: The changing epidemiology of Streptococcus pneumoniae serotype 19A clonal complexes.
authors.forename: Gregory J
authors.initials: GJ
authors.lastname: Tyrrell
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology; D024901:Drug Resistance, Multiple, Bacterial; D006801:Humans; D017720:Molecular Epidemiology; D058885:Multilocus Sequence Typing; D011008:Pneumococcal Infections / Q000453:epidemiology* / Q000382:microbiology* / Q000517:prevention & control; D022242:Pneumococcal Vaccines / Q000276:immunology; D012703:Serotyping; D013296:Streptococcus pneumoniae / Q000145:classification* / Q000187:drug effects / Q000235:genetics*; D014481:United States / Q000453:epidemiology
chemical_list: D000900:Anti-Bacterial Agents; D022242:Pneumococcal Vaccines