FDA expands Pfizer COVID booster, opens extra dose to age 16
The U.S. is expanding COVID-19 boosters, opening a third dose of Pfizer's vaccine to people as young as age 16. The U.S. and many other nations already urge adults to get a booster…
The U.S. is expanding COVID-19 boosters, opening a third dose of Pfizer's vaccine to people as young as age 16. The U.S. and many other nations already urge adults to get a booster…