A GROUNDBREAKING study has found a third booster shot of the Pfizer vaccine could help keep the Delta variant at bay, by giving seniors four times the protection against COVID-19.
Wednesday, 25 August 2021
Delta variant breakthrough as Pfizer booster gives FOUR times more protection in study
A GROUNDBREAKING study has found a third booster shot of the Pfizer vaccine could help keep the Delta variant at bay, by giving seniors four times the protection against COVID-19.
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