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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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2 März 1955 Jahr - Jonas Salk
Beschreibung:
Created the IPV for polio - it's an inactive vaccine that isn't alive and doesn't have to be refrigerated. He created the first successful vaccine.
Zugefügt zum Band der Zeit:
Tis but a scratch: Disease Timeline
By
Sora
13 Dez 2018
1
0
495
Datum:
2 März 1955 Jahr
Jetzt
~ 70 years ago
Abbildungen:
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