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/fr/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 juin 1933 - Influenza Cause
Description:
Not discovered until 1933 that influenza is caused by virus and not bacteria.
Ajouté au bande de temps:
Time Travelling through History (feat. Deadly Diseases)
By
Naomi Yohannes
14 déc. 2018
0
0
567
Date:
1 juin 1933
Maintenaint
~ Il y a 92 ans
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