Vacuna Pfizer recibe aprobación de la FDA y cambia de nombre
Las autorizaciones pueden ser empleadas por la FDA durante emergencias sanitarias.
CHICAGO, ILLINOIS - DECEMBER 17: A nurse shows a container of Pfizer-BioNTech COVID-19 vaccine after it was used to vaccinate the first five staff members at Roseland Community Hospital on December 17, 2020 in Chicago, Illinois. Roseland Community Hospital is situated in the Roseland neighborhood on the city's far south side. The neighborhood's population is 95 percent black. The COVID-19 death rate among black residents in Chicago is nearly double that of the city’s white residents. (Photo by Scott Olson/Getty Images) (Scott Olson/Getty Images)
