AZ COVID Vaccine: Causal Link to Severe Thrombosis Established

Editor’s note: Find the latest COVID-19 news and guidance in Medscape’s Coronavirus Resource Center. Two scientific studies establishing a causal relationship between the AstraZeneca COVID-19 vaccine and severe thrombotic complications have now been published. The articles — one from a German/Austrian/Canadian collaboration and one from a Norwegian group — were published online April 9 in the New England Journal of […]

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