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1 jan 1898 ano - Simmond shows how plague is spread

Descrição:

Paul-Louis Simmond conducts and experiment and demonstrates that the plague is spread by fleas not miasma (pictured: Simmond placed two rats in a box, one with infected fleas one without, at the end both rats became infected)

Adicionado na linha do tempo:

From A to Zika: Diseases and Medical Advancements Through Time

ByClaire
14 dez 2018
1
0
1209

Data:

1 jan 1898 ano
Agora
~ 127 years ago

Imagens:

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