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Three different coronavirus shots – those mainly available in the US and Europe – have shown a dramatic decline in efficacy over time, a study of nearly 800,000 Americans reveals. Read Full Article at RT.comCovid vaccine effectiveness drops as low as 13% – US study
Three different coronavirus shots – those mainly available in the US and Europe – have shown a dramatic decline in efficacy over time, a study of nearly 800,000 Americans reveals. Read Full Article at RT.com Read more











