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19 marzo 1776 anni - Invention of Vaccines

Descrizione:

Impact: The invention of the first vaccine was for smallpox. Vaccines protect the body and fight off diseases/infections/etc.

Aggiunto al nastro di tempo:

Technology Timeline

Byshamaiya
17 nov 2023
0
0
129

Data:

19 marzo 1776 anni
Adesso
~ 249 years ago
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