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Pfizer says testing shows booster restores full protection against COVID-19
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Pfizer says testing shows booster restores full protection against COVID-19
Thu, 2021-10-21 08:37 — mike kraft
Pfizer and BioNTech announced on Thursday that a booster shot of their coronavirus vaccine restores full protection against COVID-19.
The companies said that a late-stage clinical trial found that the booster was 95.6 percent effective against symptomatic COVID-19.
The efficacy results are the first from any randomized, controlled trial of a COVID-19 booster, they said. ...
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