Evidence for increased vaccine breakthrough rates of coronavirus variants of concern in BNT162b2 Pfizer-BionTech mRNA vaccinated individuals

Here, we performed a case-control study that examined whether BNT162b2 (Pfizer-BionTech) vaccinees with documented SARS-CoV-2 infection were more likely to become infected with B.1.1.7 or B.1.351 compared with unvaccinated individuals.  More...

Washington State: 102 coronavirus vaccine breakthrough cases reported, 8 hospitalizations, 2 deaths

Out of one million fully vaccinated individuals in Washington state, epidemiologists report evidence of 102 breakthrough cases since February 1, 2021, which represents .01 percent of vaccinated people in Washington.  More...