Covid-19 variant B.1.617 first found in India, detected in 44 countries, says WHO
Covid-19 variant B.1.617 first found in India, detected in 44 countries, says WHO
The coronavirus variant B.1.617 first identified in India last year has been classified as a "variant of global concern", with some preliminary studies showing that it spreads more easily, a senior WHO official had said on Monday.