title: Letter: Whooping-cough vaccination.
mesh_terms: D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000517:prevention & control*; D004739:England; D006801:Humans; D007223:Infant; D010567:Pertussis Vaccine / Q000008:administration & dosage / Q000627:therapeutic use*; D014917:Whooping Cough / Q000453:epidemiology / Q000235:genetics / Q000517:prevention & control*
chemical_list: D010567:Pertussis Vaccine