CDC gives early estimates on booster shots’ effectiveness against subvariants
FILE - A nurse prepares a syringe of a COVID-19 vaccine at an inoculation station in Jackson, Miss., Tuesday, July 19, 2022. On Thursday, Oct. 20, 2022, a panel of U.S. vaccine experts said COVID-19 shots should be added to the lists of recommended vaccinations for kids and adults. (AP Photo/Rogelio V. Solis, File)
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