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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

13 Dez 2018

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495

Datum:

2 März 1955 Jahr

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~ 70 years ago

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