Variation in the COVID-19 infection-fatality ratio by age, time, and geography during the pre-vaccine era: a systematic analysis. . Lancet 2022 Feb 24. pii: S0140-6736(21)02867.

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Amedeo Smart

Independent Medical Education

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. Variation in the COVID-19 infection-fatality ratio by age, time, and geography during the pre-vaccine era: a systematic analysis. Lancet 2022 Feb 24. pii: S0140-6736(21)02867.
PMID: 35219376