Perhaps it is not time to switch from whole cell to acellular pertussis vaccine.
Elliman
D
D
Bedford
H
H
D015721:Diphtheria-Tetanus-Pertussis Vaccine / Q000008:administration & dosage; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines; D006801:Humans; D017589:Immunization Programs; D010567:Pertussis Vaccine / Q000008:administration & dosage*; D006113:United Kingdom; D014917:Whooping Cough / Q000517:prevention & control*
D015721:Diphtheria-Tetanus-Pertussis Vaccine; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines; D010567:Pertussis Vaccine