448 new Covid-19 cases as EMA considers whether booster vaccine might be required

European Medicines Agency said 'third dose' could be a booster dose of existing vaccines or one developed for variant Covid strains
There have been eight additional Covid-related deaths confirmed this evening as the European Medicines Agency reviews four new Covid-19 vaccines.
Of the deaths notified by the Health Protection Surveillance Centre (HPSC) today, three occurred in March, two in February and three occurred in January or earlier.