Three new CDC studies provide the first real-life data on the effect of boosters against Omicron, which now accounts for more than 99% of Covid cases in the US
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Publication Date:Origin: cnn.com
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Topics: cases, Covid, accounts, which, Omicron, against, boosters, effect, real-life, first, provide, studies, Three
Source: https://www.cnn.com/2022/01/21/health/cdc-omicron-booster-studies/index.html