Peter Nordström, Marcel Ballin, Anna Nordström: Effectiveness of a fourth dose of mRNA COVID-19 vaccine against all-cause mortality in long-term care facility residents and in the oldest old: A nationwide, retrospective cohort study in Sweden, in: The Lancet Regional Health – Europe (July 13, 2022), online in: https://doi.org/10.1016/j.lanepe.2022.100466. Summary Background The effect of a fourth dose of COVID-19 vaccine on the risk of death in the oldest and frailest individuals is unknown. Methods Two matched cohorts were formed using Swedish nationwide registers. In the first, residents of long-term care facilities (LTCFs) given a fourth dose of an mRNA vaccine from […]
Daily archives: 26. August 2022
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