Newshour - Omicron: Will existing Covid vaccines continue to be effective? - Â鶹ԼÅÄ Sounds
Newshour - Omicron: Will existing Covid vaccines continue to be effective? - Â鶹ԼÅÄ Sounds
Omicron: Will existing Covid vaccines continue to be effective?
South African scientists have undertaken sequencing on the virus and observed 50 mutations