Campaign of terror.
D001927:Brain Diseases / Q000209:etiology; D002648:Child; D002675:Child, Preschool; D003142:Communication; D004739:England; D006801:Humans; D010567:Pertussis Vaccine / Q000009:adverse effects*; D014611:Vaccination / Q000009:adverse effects*; D014917:Whooping Cough / Q000453:epidemiology* / Q000517:prevention & control
D010567:Pertussis Vaccine