[Active immunization, yesterday, today and tomorrow].
D004168:Diphtheria Toxoid; D023321:Poliovirus Vaccines; D012900:Smallpox Vaccine; D014436:Typhoid-Paratyphoid Vaccines; D014611:Vaccination
D004168:Diphtheria Toxoid; D023321:Poliovirus Vaccines; D012900:Smallpox Vaccine; D014436:Typhoid-Paratyphoid Vaccines
DIPHTHERIA TOXOID; POLIOVIRUS VACCINE; SMALLPOX VACCINE; TYPHOID-PARATYPHOID VACCINES; VACCINATION