Science, asked by ashutosh7899, 1 month ago

who is the inventor of polio vaccine

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Answered by nknitish8

Answer:

An inactivated (killed) polio vaccine (IPV) developed by Dr. Jonas Salk and first used in 1955, and. A live attenuated (weakened) oral polio vaccine (OPV) developed by Dr. Albert Sabin and first used in 1961.

Explanation:

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who is the inventor of polio vaccine​

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who is the inventor of polio vaccine