US study finds tiny number of vaccine ‘breakthrough’ Covid cases

About 0.01 percent of people became infected with Covid-19 between January and April despite being fully vaccinated, a US government study said. The report published by the CDC documented so-called “breakthrough” cases among 101 million people fully vaccinated in the United States.
About 0.01 percent of people became infected with Covid-19 between January and April despite being fully vaccinated, a US government study said. The report published by the CDC documented so-called “breakthrough” cases among 101 million people fully vaccinated in the United States.

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