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CNN

Key researcher for AstraZeneca's Oxford vaccine breaks down trials data

Duration: 05:38
CNN's Becky Anderson speaks with Professor Adrian Hill, director of Oxford University's Jenner Institute, about the results of the trials for AstraZeneca's Covid-19 vaccine that his institute helped develop.

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Key researcher for AstraZeneca's Oxford vaccine breaks down trials data

Key researcher for AstraZeneca's Oxford vaccine breaks down trials data

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