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World's first study into mixing COVID-19 vaccines under way

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The trial in the UK will examine the best dosing schedule for both the Pfizer and Astrazeneca injections to give maximum immunity.
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a hand holding a wii remote: The trial in the UK will examine the best dosing schedule for both the Pfizer and Astrazeneca injections to give maximum immunity.

World's first study into mixing COVID-19 vaccines under way

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