Physician Alister Martin received one of the first doses of the Pfizer-BioNTech coronavirus disease (COVID-19) vaccine from RN Jennifer Lisciotti at Massachusetts General Hospital in Boston, Massachusetts, U.S., December 16, 2020.
A physician receives one of the first doses of the Pfizer-BioNTech coronavirus vaccines at Massachusetts General Hospital in Boston, Massachusetts on December 16, 2020. Frank Augstein/Pool via REUTERS