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Third vaccine breakthrough: AstraZeneca says its Covid vaccine can be around 90 percent effective https://ift.tt/2UTxVgT https://ift.tt/2UQQcv7 https://ift.tt/2UQQcv7 https://ift.tt/2J0xVZE

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Submitted November 23, 2020 at 06:25PM by Embe007 https://ift.tt/2J0xVZE Embe007

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