A third coronavirus vaccine has been approved for use in India amid a deadly second wave of infections.
BBC News reports Russia's Sputnik V has been deemed to be safe, and works in a way similar to the Oxford-AstraZeneca jab which is being made in India as Covishield.
Late-stage trials published in medical journal - The Lancet reveal Sputnik V gives around 92% protection against COVID-19.
India has so far given more than 100 million doses of two approved vaccines – Covishield and Covaxin.
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