European Commissioner in charge of Health Stella Kyriakides gives a statement at the European Commission headquarters in Brussels, Jan. 25, 2021.

Video. EU threatens to block vaccine exports over AstraZeneca delivery delays

"In the future, all companies producing vaccines against COVID-19 in the EU will have to provide early notification whenever they want to export vaccines to third countries," the bloc's Health Commissioner said following a call with AstraZeneca.

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