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vaccines bias
4th Vaccine Dose Showed Negative Relative Vaccine Efficacy Against COVID Death: Study
An Austrian study showed more COVID-19 deaths among individuals who received four vaccine doses than among those who received fewer doses or no vaccinations.
4th Vaccine Dose Showed Negative Relative Vaccine Efficacy Against COVID Death: Study
An Austrian study showed more COVID-19 deaths among individuals who received four vaccine doses than among those who received fewer doses or no vaccinations.