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On April 12, 1955, a killed-virus polio vaccine developed by Jonas Salk, a University-of-Pittsburgh researcher, was found to be safe, potent, and effective. The news set off a national celebration. Schools and factories closed for the day. From Boston to Seattle, people poured into the streets, weeping openly with relief. Banner headlines read: POLIO IS CONQUERED. Salk became an instant hero,...
Mississippi consistently leads the United States in childhood vaccination with a greater than 99% measles–mumps–rubella vaccination rate for children entering kindergarten. The story of how this came to pass in a state that lags behind on nearly every other public health measure is pertinent given the recent outbreaks of measles in the United States, especially in pockets of the country where there...
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