Covid-19: US FDA approves another Pfizer, Moderna booster dose for age 50 and up

Covid-19: US FDA approves another Pfizer, Moderna booster dose for age 50 and up

source https://www.indiatoday.in/coronavirus-outbreak/vaccine-updates/story/us-fda-approves-another-pfizer-moderna-booster-dose-1931155-2022-03-29?utm_source=rss