The European Medicines Agency has come to the conclusion that the unusual blood clots suffered by numerous people around Europe should be considered as rare side effects of AstraZeneca's Covid-19 vaccine, but that overall the benefits of the jab outweigh the risk.
The head of the European Commission vaccines task force, Thierry Breton, unveiled the first European "health passport" on Sunday, claiming he hopes Europe will have a summer season "comparable to last year".
Authorities in Austria have stopped vaccinations with a batch of AstraZeneca's inoculation against the coronavirus, after one person died and another became seriously ill after receiving their jabs.