Jonas Salk
Dr. Jonas Salk developed the first polio vaccine in 1955, an inactivated vaccine that we still use today.
Dr. Jonas Salk developed the first polio vaccine in 1955, an inactivated vaccine that we still use today.
A Little cartoon about polio vaccines 64 years ago helped get kids vaccinated and protected.
Cartoons and caricatures about vaccines give people something to think about.
In 1961, Sabin’s live, attenuated polio vaccine replaced Jonas Salk’s inactivated polio vaccine that had been in use since 1955.