Pertussis immunization.
D002648:Child; D004168:Diphtheria Toxoid / Q000009:adverse effects*; D006801:Humans; D010567:Pertussis Vaccine / Q000009:adverse effects*; D013745:Tetanus Toxoid / Q000009:adverse effects*; D014611:Vaccination / Q000009:adverse effects*; D014917:Whooping Cough / Q000517:prevention & control*
D004168:Diphtheria Toxoid; D010567:Pertussis Vaccine; D013745:Tetanus Toxoid