This is why it was scientific malpractice to openly break the blinds on the clinical trials and vaccinate the placebo group. Unvaccinated people who know they are unvaccinated are not a proper control group for vaccination.
This is why it was scientific malpractice to openly break the blinds on the clinical trials and vaccinate the placebo group. Unvaccinated people who know they are unvaccinated are not a proper control group for vaccination.