CoronavirusLambda covid variant: confirmed cases, symptoms and how contagious is itScientists are split on the potential threat of the Lambda variant but studies show it is highly infectious and could be resistant to vaccine antibodies.AS English16/08/2021 06:32
CoronavirusCoronavirus in the US: how many variants have there been?Maite Knorr-Evans26/04/2021 12:23