Shouldnt this be quite obvious by nw? The 2 doses of the vax protects one from the original covid. Now that covid mutate again, isnt it quite common sense that high chance the original 2 doses will not be effective? Thats y we have the 3rd dose, to increase efficiency
Pfizer slid in premarket trading as Oxford study found two vaccine doses wouldn’t protect from Omicron infection
Pfizer slid in premarket trading asOxford study found two vaccine doses wouldn’t protect from Omicro
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