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27 marzo 1933 anni - Influenza discovered

Descrizione:

Injected bacteria into pigs
turn out disease caused by virus not bacteria
11 years of research
study ferret flu

Aggiunto al nastro di tempo:

new disease

14 dic 2018

1

0

553

Data:

27 marzo 1933 anni

Adesso

~ 92 years ago

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