Pfizer

  1. Coronavirus: Pfizer vaccine found 94% effective in major study

    The research in Israel - two months into one of the world's fastest rollouts, providing a rich source of data - showed two doses of the Pfizer shot cut symptomatic Covid-19 cases by 94% across all age groups, and severe illnesses by nearly as much .

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    Coronavirus: Pfizer vaccine found 94% effective in major study