diphtheria, pertussis, and tetanus: a mixed vaccine of formalin-inactivated diphtheria and tetanus toxoids and pertussis vaccine, used for primary immunization.
Also, DTP .
diphtheria, pertussis, and tetanus: a mixed vaccine of formalin-inactivated diphtheria and tetanus toxoids and pertussis vaccine, used for primary immunization.
Also, DTP .
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012