Photo of the Day: Polio vaccine in 1962
AP Photo
In this July 18, 1962 file photo, a girl swallows a lump of sugar coated with a dose of the Sabin polio vaccine, served in a paper cup in Atlanta, Ga.
AP Photo
In this July 18, 1962 file photo, a girl swallows a lump of sugar coated with a dose of the Sabin polio vaccine, served in a paper cup in Atlanta, Ga.