BBC News
By Huw Thomas
Volunteers in Wrexham have been given a third Covid vaccine as part of a UK-wide trial.
They attended a special clinic in the town to receive their booster dose.
Wrexham is one of 18 sites across the UK to take part in the Cov-Boost study, with more than 2,800 volunteers required.
The trial will provide data on patients immune response to a third dose ahead of a potential rollout later this year.
It is the pandemic s latest clinical study in Wales, where more than 45,000 people have volunteered to take part in various trials since March last year.
North Wales volunteers needed for world-first trials of booster covid vaccines
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People in Wales to be offered third Covid booster jab as part of trial
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