33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
1915427
148650
2
Public Timelines
FAQ Receber premium

7 dez 1955 ano - Jonas Salk (IPV)

Descrição:

IPV injects dead viruses in the patient. It is more expensive compared to the OPV. It requires a health official to administer the shot.

Adicionado na linha do tempo:

Data:

7 dez 1955 ano
Agora
~ 69 years ago