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Russia's Sputnik V vaccine 97.6% effective in real-world study
Summary by Yahoo News
Russian scientists have found the Sputnik V vaccine 97.6% effective against COVID-19 in a "real-world" assessment based on data from 3.8 million people, Moscow's Gamaleya Institute and the Russian Direct Investment Fund said on Monday. The new effectiveness rate is higher than the 91.6% rate outlined in results from a large-scale trial of Sputnik V that was published in The Lancet medical journal earlier this year, and compar