And she added that"eventually a new version of the vaccine" will"be required to maintain vaccine efficacy at the highest level possible".for travellers arriving in the UK from 32 countries to try to limit new strains being imported.
, with Labour saying the delay is"beyond comprehension" and saying the measures"go nowhere near far enough to be effective in preventing further variants".Three vaccines have been approved for use by the UK's medicines regulator - one by Oxford/AstraZeneca, another bySeveral other jabs are in development and could get the all-clear for use, including
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