Protection against symptomatic SARS-CoV-2 BA.5 infection conferred by the Pfizer-BioNTech Original/BA.4-5 bivalent vaccine compared to the mRNA Original (ancestral) monovalent vaccines – a matched cohort study in France

2023 · doi:10.1101/2023.03.17.23287411
preprint OA: gold CC-BY-NC-4.0
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