title: Vaccination with the pneumococcal 7-valent conjugate: a successful experiment but the species is adapting.
authors.forename: Bernard
authors.initials: B
authors.lastname: Beall
mesh_terms: D000222:Adaptation, Physiological; D005798:Genes, Bacterial; D000069443:Heptavalent Pneumococcal Conjugate Vaccine; D006801:Humans; D022401:Meningococcal Vaccines / Q000276:immunology*; D011008:Pneumococcal Infections / Q000453:epidemiology* / Q000382:microbiology* / Q000517:prevention & control*; D022242:Pneumococcal Vaccines / Q000276:immunology*; D011995:Recombination, Genetic; D012703:Serotyping; D013296:Streptococcus pneumoniae / Q000145:classification / Q000235:genetics / Q000276:immunology* / Q000472:pathogenicity
chemical_list: D000069443:Heptavalent Pneumococcal Conjugate Vaccine; D022401:Meningococcal Vaccines; D022242:Pneumococcal Vaccines