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Fourth COVID-19 vaccine dose substantially reduces mortality in the elderly


The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) Omicron variant was largely responsible for a resurgence of coronavirus disease 2019 (COVID-19) cases in late 2021. In Israel, a campaign to implement a fourth vaccine or second booster was introduced by the Ministry of Health for those at high risk of infection from this variant who had already received three doses of vaccine. To this end, Israel approved a second booster dose on January 2, 2022, for people aged 60 and older, high-risk groups, and healthcare personnel who had received a first booster dose at least four months prior.

News-Medical.Net - March 29, 2022

View the full story here: https://www.news-medical.net/news/20220328/Fourth-COVID-19-vaccine-dose-substantially-reduces-mortality-in-the-elderly.aspx