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Sputnik V coronavirus vaccine is 95 percent effective: Russia

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Russia's Sputnik V coronavirus vaccine is 95 percent effective according to a second interim analysis of clinical trial data, its developers said on Tuesday.

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The calculations were based on preliminary data obtained 42 days after the first dose, Russia's health ministry, the state-run Gamaleya research centre and the Russian Direct Investment Fund (RDIF) said in a statement.

They did not note the number of cases used to make the calculation, however.