U.S. regulators on Friday put the brakes on their push to speed Pfizer’s COVID-19 vaccine to children under 5, creating major uncertainty about how soon the shots could become available. (Feb. 11)
U.S. regulators on Friday put the brakes on their push to speed Pfizer’s COVID-19 vaccine to children under 5, creating major uncertainty about how soon the shots could become available. (Feb. 11)