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Who invented the first oral polio vaccine?

April 26, 2017childhood Fitness Health illnesses invented oral polio vaccine

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Who invented the first oral polio vaccine?

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Jonas Salk invented the first polio vaccine, but it was only available by injection. A Polish medical doctor named Hilary Koprowski invented the first oral polio vaccine (OPV), which was originally dispensed in the 1950s. Use of the OPV was discontinued in the U.S.