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Early Knowledge Hints at a Rise in Breakthrough Infections

Since Americans first began rolling up their sleeves for coronavirus vaccines, health officials have said that those who are immunized are very unlikely to become infected, or to suffer serious illness or death. But preliminary data from…

Pfizer submits knowledge to FDA for approval

Walgreens health professional Luis S. Solano prepares a dose of Pfizer BioNTec's vaccine against coronavirus disease (COVID-19) on February 22, 2021 at the Victor Walchirk Apartments in Evanston, Illinois.Kamil Krzaczynski | ReutersPfizer…