Significant reductions in COVID-19 infections found after single dose of Oxford-AstraZeneca and Pfizer-BioNTech vaccine
04/23/2021

Significant reductions in COVID-19 infections found after single dose of Oxford-AstraZeneca and Pfizer-BioNTech vaccine

COVID-19 infections fell significantly—by 65% percent—after a first dose of the Oxford-AstraZene...
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