What we know about the COVID-19 Delta variant first found in India localnews8.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from localnews8.com Daily Mail and Mail on Sunday newspapers.
Their lab tests have found that immune sera taken from people who had received two doses of the vaccine efficiently neutralised all the variants they studied
What we know about the Covid-19 Delta variant first found in India ktvz.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ktvz.com Daily Mail and Mail on Sunday newspapers.