COVID-19: Only 'Delta variant', first found in India, is now 'of concern': WHO
Apart from the B.1.617.2 variant, the B.1.1.7 strain first identified in the United Kingdom has been identified as `Alpha variant`. The VOCs that were identified in South Africa and Brazil have been named `Beta` and `Gamma` respectively.
Jun 02, 2021, 09:06 AM IST