English, asked by baby3419, 1 year ago

who discovered polio vaccine?

Answers

Answered by singhshivam11

4

Explanation:

Mr.Jonas Salk discovered the polio vaccine..

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Answered by Anonymous

8

Answer:

heya mate.

Question-Who Discovered polio vaccine?

=)Jonas Salk discovered polio vaccine and it came use in 1955

hope it helps you

deepakkumar786: hi

singhshivam11: hello

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