30
/fr/
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
April 1, 2024
1940710
147358
2

19 sept. 1796 - Smallpox Vaccine

Description:

Edward Jenner created a vaccine that used cowpox as a way to create immunity to smallpox. This was also the first vaccine.

Ajouté au bande de temps:

Date:

19 sept. 1796
Maintenaint
~ Il y a 227 ans