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(AP) The U.S government’s first look at the real-world use of COVID-19 vaccines found their effectiveness was nearly as robust as it was in controlled studies. The two vaccines available since December — Pfizer and Moderna — were 90% effective after two doses, the Centers for Disease Control and Prevention reported Monday. In testing, the …
(AP) The U.S government’s first look at the real-world use of COVID-19 vaccines found their effectiveness was nearly as robust as it was in controlled studies. The two vaccines available since December — Pfizer and Moderna — were 90% effective after tw...
