DTP,Diphtheria/Tetanus/Pertussis Kovai Kids Clinic | I Dr. Siva Bharathi MD(Pediatrcian) AB (USA) | Child Specialist | Children Specialist
An Appreciation for Vaccines, and How Far They Have Come - The New York Times
Boostrix - Lotus
Vaccines | Free Full-Text | Evaluation of the Potency of the Pertussis Vaccine in Experimental Infection Model with Bordetella pertussis: Study of the Case of the Pertussis Vaccine Used in the Expanded