Population-based data from the United States on the effectiveness of the three coronavirus disease 2019 (Covid-19) vaccines currently authorized by the Food and Drug Administration are limited. Whether declines in effectiveness are due to waning ...
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FOX NEWS: Federal government cancels COVID-19 vaccine manufacturer's multimillion-dollar deal
"Federal government cancels COVID-19 vaccine manufacturer's multimillion-dollar deal" via FOX NEWS https://ift.tt/OTq9wv2
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