Russia's Sputnik V vaccine has 92% efficacy in trial - BBC News
Russia's Sputnik V vaccine has 92% efficacy in trial - BBC News Trials with 20,000 volunteers show the vaccine gives a high level of protection against Covid-19.LINK
Russia's Sputnik V vaccine has 92% efficacy in trial - BBC News Trials with 20,000 volunteers show the vaccine gives a high level of protection against Covid-19.LINK