Only 40% of Americans know vaccinated people are less likely to test positive, poll says: COVID-19 updates

Photo: This October 2021 photo provided by Pfizer shows kid-size doses of its COVID-19 vaccine. Pfizer/AP. Article by Jorge L. Ortiz and John Bacon. USA TODAY – October 27, 2021.

Adults with pre-existing medical conditions who have already received the Moderna or Pfizer double vaccinations and a third shot will be able to get a fourth one, federal health officials say. “People who are moderately and severely immunocompromised may receive a total of four COVID-19 vaccine doses,” the Centers for Disease Control said in its guidelines updated Tuesday. […]

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