The Food and Drug Administration has mandated that Pfizer and Moderna expand warning labels on their mRNA COVID-19 vaccines (Comirnaty and Spikevax) to highlight a rare risk of myocarditis and …
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The Food and Drug Administration has mandated that Pfizer and Moderna expand warning labels on their mRNA COVID-19 vaccines (Comirnaty and Spikevax) to highlight a rare risk of myocarditis and …