Vue partielle d'un scientifique flou près de cubes avec inscription omicron, flacons de vaccin et éprouvettes en laboratoire - Photo & image de stock

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Madrid, Spain- November 29, 2021: Hand holding vial with Moderna covid vaccine. Dutch flag and Omicron covid variant word written in the background

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Madrid, Spain- November 29, 2021: Hand holding vial with Astrazeneca covid vaccine. Dutch flag and Omicron covid variant word written in the background

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