“These data on partially vaccinated persons were not reported publicly but rather, were collected to ensure that that they were being appropriately excluded from the numbers of vaccine breakthrough cases as described as a best practice on the CDC website,” staffers at the CDC’s National Center for Emerging and Zoonotic Infectious Diseases told The Epoch Times in a letter .
More than 277,000 COVID-19 cases among people who received COVID-19 vaccines were reported to the U.S. Centers for Disease Control and Prevention (CDC) in 2021 but not disclosed to the public, newly obtained files show.