Protection against pertussis by immunisation.
D002675:Child, Preschool; D004739:England; D006760:Hospitalization; D006801:Humans; D007223:Infant; D010567:Pertussis Vaccine; D012606:Scotland; D014611:Vaccination; D014917:Whooping Cough / Q000150:complications / Q000517:prevention & control*
D010567:Pertussis Vaccine