Biology, asked by kavyakutty122, 6 months ago

_____ discovered oral polio vaccine??

Answers

Answered by arunabalamohapatra

1

Answer:

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.

Answered by ananyasebastian903

0

Answer:

The oral polio vaccine was discovered by Dr Albert Sabin

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