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1 jan 1847 ano - Semmelweis

Descrição:

Ignaz Semmelweis demonstrates that washing hands is associated with a decrease in Puerperal fever infections.

Adicionado na linha do tempo:

History of Pathogens

14 dez 2018

1

0

528

Data:

1 jan 1847 ano

Agora

~ 178 years ago

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