Oxford Covid vaccine 'safe and effective' study shows - BBC News
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- 'Mix-and-match' coronavirus vaccines to be tested BBC News
- Oxford/AstraZeneca Covid vaccine has 70% efficacy, full trial data shows The Guardian
- COVID 19: Oxford/AstraZeneca vaccine is safe and effective, independent analysis finds Sky News
- Efficacy data for Oxford/AstraZeneca vaccine confirmed Financial Times
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