A new study claims that the antibodies created through the Johnson & Johnson COVID-19 vaccine may not be as strong as those created by the Pfizer and Moderna vaccines.
But experts say the study is no cause to rush to conclusions about the vaccine.
Delta Variant & Vaccines
CBS 5 SF KPIX
We ask Dr. Anne Liu with Stanford Health Care about a new study that shows the Johnson & Johnson vaccine may be less effective..
