Improvements in the control of whooping cough.
D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004196:Disease Outbreaks; D004739:England / Q000453:epidemiology; D006801:Humans; D015994:Incidence; D010567:Pertussis Vaccine / Q000008:administration & dosage*; D014611:Vaccination / Q000706:statistics & numerical data*; D014613:Vaccines, Attenuated / Q000008:administration & dosage; D015164:Vaccines, Inactivated / Q000008:administration & dosage; D014852:Wales / Q000453:epidemiology; D014917:Whooping Cough / Q000453:epidemiology / Q000517:prevention & control
D010567:Pertussis Vaccine; D014613:Vaccines, Attenuated; D015164:Vaccines, Inactivated