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Measles cases in the United States have reached their highest level in 35 years, marking a dramatic resurgence of a disease that was declared eliminated in the country a quarter-century ago. New data released July 22 by the John..
Measles cases in the United States have reached their highest level in 35 years, marking a dramatic resurgence of a disease that was declared eliminated in the country a quarter-century ago. New data released July 22 by the John..