The nearly 17 million Americans who received the one-shot Johnson & Johnson coronavirus vaccine are less protected against serious illness and hospitalizations than those who got the Pfizer-BioNTech and Moderna shots, according to federal data released Tuesday.
Democracy Dies in Darkness
CDC: If you got J&J’s vaccine and booster, consider an mRNA shot now
Combining single-dose shot with Pfizer, Moderna boosters offers better protection against severe covid, study shows
By Lena H. Sun
Updated March 29, 2022 at 3:30 p.m. EDT|Published March 29, 2022 at 1:00 p.m. EDT