The U.S. moved a step closer Wednesday to offering booster doses of Pfizer’s COVID-19 vaccine to senior citizens and others at high risk from the virus as the Food and Drug Administration signed off on the targeted use of extra shots.
Original article: https://www.reviewjournal.com/news/nation-and-world/covid-19-boosters-for-seniors-others-at-high-risk-just-a-step-away-2446060/
