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1 Jan 1955 Jahr - Polio Vaccine

Beschreibung:

Jonas Salk discovers the polio vaccine. Polio was a disease that killed, and permanently crippled people (often in childhood) around the world. Salk's discovery helped save countless lives and prevented huge amounts of suffering.

Zugefügt zum Band der Zeit:

Modern Times

ByClay Schubert
8 Feb 2023
1
0
538

Datum:

1 Jan 1955 Jahr
Jetzt
~ 70 years ago

Abbildungen:

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