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Severity of Omicron (B.1.1.529) and Delta (B.1.617.2) SARS-CoV-2 infection among hospitalised adults: A prospective cohort study in Bristol, United Kingdom.
Hyams C, Challen R, Marlow R, Nguyen J, Begier E, Southern J, King J, Morley A, Kinney J, Clout M, Oliver J, Gray S, Ellsbury G, Maskell N, Jodar L, Gessner B, McLaughlin J, Danon L, Finn A; AvonCAP Research Group. Hyams C, et al. Lancet Reg Health Eur. 2023 Feb;25:100556. doi: 10.1016/j.lanepe.2022.100556. Epub 2022 Dec 12. Lancet Reg Health Eur. 2023. PMID: 36530491 Free PMC article.
Effectiveness of BNT162b2 COVID-19 vaccination in prevention of hospitalisations and severe disease in adults with SARS-CoV-2 Delta (B.1.617.2) and Omicron (B.1.1.529) variant between June 2021 and July 2022: A prospective test negative case-control study.
Chatzilena A, Hyams C, Challen R, Marlow R, King J, Adegbite D, Kinney J, Clout M, Maskell N, Oliver J, Danon L, Finn A; Avon CAP Research Group. Chatzilena A, et al. Lancet Reg Health Eur. 2022 Dec 7;25:100552. doi: 10.1016/j.lanepe.2022.100552. eCollection 2023 Feb. Lancet Reg Health Eur. 2022. PMID: 36506791 Free PMC article.