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Haber Kaynağı: Çeşitli Haber Siteleri
COVID-19 Incidence and Death Rates Among Unvaccinated and Fully Vaccinated Adults with and Without Booster Doses During Periods of Delta and Omicron Variant Emergence - 25 U.S. Jurisdictions, April 4-December 25, 2021
This report describes COVID-19 incidence rate ratios for unvaccinated versus fully vaccinated persons with and without booster vaccine doses during the emergence of the Omicron variant.
https://tools.cdc.gov/api/embed/downloader/download.asp?m=342778&c=492998
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