New polio vaccine approved and distributed in US

In 1955, the Salk vaccine was approved and released to the public, marking a significant step in combating polio. The new immunization program aimed to vaccinate 61 million children by year's end, with $9 million worth of vaccines provided for free by the National Foundation. This scientific breakthrough offered hope to populations worldwide, as Dr. Salk and his team successfully fought against the deadly disease of infantile paralysis. While the battle was won, the war against polio continued, with hopes that future generations would be spared.

In what year was the Salk vaccine approved and released to the public?

• 1955

• 1950

• 1960

• 1965

Who signed the license for the Salk vaccine?

• President Eisenhower

• Secretary Ovita Kolb-Hobby

• Dr. Jonas Salk

• The National Foundation

How many children were expected to be vaccinated by the end of the year?

• 30 million

• 45 million

• 61 million

• 75 million

What was the value of the vaccine provided free of charge?

• Five million dollars

• Eleven million dollars

• Nine million dollars

• Seven million dollars

What disease did Dr. Salk and his colleagues combat with their vaccine?

• Infantile paralysis

• Measles

• Tuberculosis

• Smallpox