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Pfizer-BioNTech Covid-19 vaccine is 94% effective in a huge real world study

The Pfizer-BioNTech Covid-19 vaccine proved 94 percent effective in a huge real world study published on Wednesday that involved 1.2 million people in Israel, confirming the power of mass immunization campaigns to end the coronavirus pandemic. The Israeli study, published in the New England Journal of Medicine, also demonstrated there is likely a strong protective […]