VaccinesSeptember 2, 2022
Omicron-Specific Booster Shots: 5 Questions Answered
The U.S. Food and Drug Administration has authorized updated COVID booster shots that target the Omicron BA.4 and BA.5 subvariants. Here’s what experts know
Stories by Prakash Nagarkatti
Prakash Nagarkatti is a professor of pathology, microbiology and immunology at the University of South Carolina.