Russia’s pioneering Sputnik V vaccine has been proven to be effective against known new strains of Covid-19, according to fresh research. Even among the more vaccine-resistant variants, the jab fared better than alternative shots.
Developed by Moscow’s Gamaleya Institute, Sputnik V was the world’s first registered vaccine against the killer virus, and since it was announced, last August, it has been approved in 67 countries worldwide.
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