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1 jan 1796 ano - First succesful vaccine

Descrição:

The first vaccine was created by Edward Jenner after he noticed that milkmaids who caught cowpox were protected against smallpox, and then created the first vaccine which was inoculated cowpox

Adicionado na linha do tempo:

5 major contributions made by scientists

ByBob Arnold
8 jan 2020

Data:

1 jan 1796 ano
Agora
~ 228 years ago

Imagens:

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