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Fauci is worried that delaying second COVID-19 vaccine doses could worsen the spread of mutant virus variants

1 month ago   |   By Business Insider

Summary List Placement Dr. Anthony Fauci said Monday he was "concerned" that delaying the second dose of COVID-19 vaccines could risk the spread of mutated coronavirus variants .
"You don't get full efficacy until you get the second dose, and if you allow suboptimal efficacy, you can actually immunologically select for mutations," Fauci, speaking on a virtual World Economic Forum panel.
Fauci did not elaborate on what he meant - however, some experts have warned that delaying second doses, and therefore delaying the maximum potential effectiveness of a vaccine, may promote an "escape...
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