The Delta variant, also referred to as a "double mutant" because it carries two mutations, is 55 per cent more transmissible ...
Confusion has spread online over the impact COVID-19 vaccines can have on transmission. In clinical trials, vaccines were found to give recipients a high level of protection against severe disease – ...
Questions are appearing on social media about how we know there is a rise in certain COVID-19 variants if individual tests cannot detect specific variants. The U.S. Centers of Disease Control and ...
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