CDC study shows three-fourths of people infected in Massachusetts covid-19 outbreak were vaccinated – The Washington Post

“Although many cases were not hospitalized, therefore revealing the vaccine operates in an essential way, this study is portentous for the achievement of herd resistance,” said Andrew Noymer, an epidemiologist at the University of California at Irvine. “If the vaccinated can end up being infected (and, our company believe, from other research studies, potentially spread covid), then herd immunity becomes more of a mirage than oasis.”

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