Pfizer, J&J react to COVID-19 breakthrough infections

Pfizer and Johnson & Johnson remain confident in their respective COVID-19 vaccines’ ability to prevent severe illness, hospitalization and death amid the spread of the highly transmissible delta variant, the companies told Fox News. Following recent outbreaks in Massachusetts, in which nearly three-quarters of some 469 COVID-19 cases occurred in fully vaccinated individuals, federal officials involved with the country’s COVID-19 response and some vaccine drugmakers are emphasizing that the shots remain protective against serious outcomes.-- More...

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