Study suggests vaccine protection wanes after 6 months The protection provided by two doses of the Pfizer/BioNTech and the AstraZeneca coronavirus vaccines starts to wane within six months, new research suggests. Coronavirus • 25 Aug 21
Study suggests vaccine protection wanes after 6 months The protection provided by two doses of the Pfizer/BioNTech and the AstraZeneca coronavirus vaccines starts to wane within six months, new research suggests. Coronavirus • 25 Aug 21
