Russia's Sputnik V vaccine has 92% efficacy in trial Trials with 20,000 volunteers show the vaccine gives a high level of protection against Covid-19.
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2026. Augusztus 20. István napja van
2026. Augusztus 20. István napja van
Russia's Sputnik V vaccine has 92% efficacy in trial Trials with 20,000 volunteers show the vaccine gives a high level of protection against Covid-19.
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