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27 mars 1933 - Influenza discovered

Description:

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

Ajouté au bande de temps:

new disease

14 déc. 2018

1

0

552

Date:

27 mars 1933

Maintenaint

~ Il y a 92 ans

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