medRxiv: "Bivalent booster effectiveness against severe COV…" - Qoto Mastodon

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Bivalent booster effectiveness against severe COVID-19 outcomes in Finland, September 2022 - January 2023 https://www.medrxiv.org/content/10.1101/2023.03.02.23286561

Mar 06, 2023, 03:43 · · medRxiv article feed · · ·

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