Vaccine policy likely to be reassessed in 1990s when polio-DTP combination becomes available.
Marwick
C
C
D002675:Child, Preschool; D004168:Diphtheria Toxoid / Q000008:administration & dosage; D015721:Diphtheria-Tetanus-Pertussis Vaccine; D004338:Drug Combinations / Q000008:administration & dosage; D006801:Humans; D007223:Infant; D010567:Pertussis Vaccine / Q000008:administration & dosage; D011054:Poliovirus Vaccine, Inactivated / Q000008:administration & dosage*; D013745:Tetanus Toxoid / Q000008:administration & dosage; D014613:Vaccines, Attenuated / Q000008:administration & dosage
D004168:Diphtheria Toxoid; D015721:Diphtheria-Tetanus-Pertussis Vaccine; D004338:Drug Combinations; D010567:Pertussis Vaccine; D011054:Poliovirus Vaccine, Inactivated; D013745:Tetanus Toxoid; D014613:Vaccines, Attenuated