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It is too early to consider using a 4th dose in the general population, however it can be given to adults ≥ 80 after reviewing data on the higher risk of severe disease in this age group and the protection provided by a 4th dose
Press release: https://www.ecdc.europa.eu/en/news-events/ecdc-and-ema-issue-advice-fourth-doses-mrna-covid-19-vaccines
