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What did Jonas Salk do?

Updated: 11/19/2022
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12y ago

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Jonas Salk created the first safe and effective vaccination for Polio in 1955. He also worked on the vaccine for Influenza type B.

Polio, which has almost been eliminated due to the successful vaccinations, affects the spinal chord and causes paralysis in 1/200 cases.

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12y ago
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