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A health care worker holds a vial of the Moderna COVID-19 vaccine at a pop-up vaccination site operated by SOMOS Community Care during the COVID-19 pandemic New York in this Jan. 29 file photo. (CNS/Reuters/Mike Segar)
A health care worker holds a vial of the Moderna COVID-19 vaccine at a pop-up vaccination site operated by SOMOS Community Care during the COVID-19 pandemic New York in this Jan. 29 file photo. (CNS/Reuters/Mike Segar)