Pfizer booster shots ‘do give more protection against Delta’

A 70% to 84% reduced risk of testing positive was seen two to three weeks after a third jab, according to a study

01 September 2021 - 18:44 By Jason Gale

A third shot of the Pfizer-BioNTech Covid-19 vaccine provides added protection against the coronavirus during a Delta outbreak, according to early data from Israel, where boosters began rolling out incrementally in mid-July. ..

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