From the Centers for Disease Control and Prevention. Update on the supply of tetanus and diphtheria toxoids and of diphtheria and tetanus toxoids and acellular pertussis vaccine.
D004168:Diphtheria Toxoid / Q000600:supply & distribution*; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines / Q000600:supply & distribution*; D010567:Pertussis Vaccine / Q000600:supply & distribution*; D013745:Tetanus Toxoid / Q000600:supply & distribution*; D014481:United States
D004168:Diphtheria Toxoid; D022681:Diphtheria-Tetanus-acellular Pertussis Vaccines; D010567:Pertussis Vaccine; D013745:Tetanus Toxoid