U.S. CDC urges vaccination amid rise in measles cases in the US and globally

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U.S. CDC urges vaccination amid rise in measles cases in the US and globally

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The CDC also warned about lagging vaccination rates in 36 US states where fewer than 95% of kindergarteners have been vaccinated against measles, putting them below the herd immunity threshold. Herd immunity is the portion of the population that must be immunized against an infection to prevent its spread through the community.

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