Omicron outbreak: 23 countries including Canada, USA have detected cases of new COVID-19 variant
It is feared that most COVID-19 vaccines could be ineffective on the new Omicron variant.
Dec 01, 2021, 12:27 PM IST
It is feared that most COVID-19 vaccines could be ineffective on the new Omicron variant.
Dec 01, 2021, 12:27 PM IST