COVID-19: European Medicines Agency's vaccines chief says it is 'increasingly difficult' to say no link between Oxford jab and rare blood clots

Tuesday 6th April 2021 15:15 BST


The European Medicines Agency's (EMA) head of vaccine strategy has said it is "increasingly difficult" to say there is "no cause and effect relationship" between the Oxford-AstraZeneca jab and "rare cases of unusual blood clots".

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