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.Wednesday, 26 May 2021
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.
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