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Coronavirus

Effectiveness of the pre-Omicron COVID-19 vaccines against Omicron in reducing infection, hospitalization, severity, and mortality compared to Delta and other variants: A systematic review

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Article: 2167410 | Received 14 Sep 2022, Accepted 02 Jan 2023, Published online: 13 Mar 2023

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Ana Hernández-Aceituno & Eneko Larumbe Zabala. (2023) Factores de riesgo asociados a fallecimiento por la variante ómicron de COVID-19: análisis retrospectivo con personas mayores de Canarias. Revista Española de Geriatría y Gerontología 58:4, pages 101381.
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