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4 Mai 1796 Jahr - First Vaccinations

Beschreibung:

Edward Jenner's first vaccination. After successfully using cowpox to help vaccinate against smallpox in humans, the experiment was immediately followed by public criticism for many different reasons ("History of Anti-vaccination Movements")

Zugefügt zum Band der Zeit:

Byo
9 Dez 2019
0
0
314

Datum:

4 Mai 1796 Jahr
Jetzt
~ 229 years ago