Tuesday, 10 May 2022

Covid: Fourth-dose jab trial shows good boost

Covid: Fourth-dose jab trial shows good boost Fourth-dose Covid booster vaccines increase protection against Covid-19, particularly in people aged over 70, according to a UK trial.

But scientists say any short-term protection against infection is likely to fall away quickly.

The UK rolled out fourth doses to over-75s and the most vulnerable in April. BBC News

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