title: Pertussis--England and Wales.
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D010567:Pertussis Vaccine / Q000276:immunology*; D006113:United Kingdom; D014917:Whooping Cough / Q000453:epidemiology*
chemical_list: D010567:Pertussis Vaccine