2606097 DTPa diphtheria-tetanus-acellular pertussis 53 2606096 dTpa diphtheria-tetanus-pertussis 6 2606100 dTpa diphtheria and tetanus toxoids 2 2606098 DTPa diphtheria, tetanus and pertussis 2 2606102 DTPa 5H-dithieno(3,2-b:2',3'-d)pyran 1 2606099 DTPa diphtheria, tetanus, and acellular pertussis-containing vaccine 1 2606095 DTPa diphtheria-tetanus-pertussis-vaccine 1 2606094 DTPa diphtheria-tetanus-tricomponent acellular pertussis vaccine 1 2606101 DTPa DTP vaccine 1