The Food and Drug Administration on Tuesday authorized a second booster dose of the...
Vaccine Booster
Booster shot effectiveness against the Omicron coronavirus variant wanes faster than it does against...
Posted October 15, 2021 at 2:49pm, Updated at 4:43pmAdvisers to the Food and Drug...
Vials of the Pfizer-BioNTech vaccine are pictured in a vaccination centre in Geneva, Switzerland,...
