Oxford researcher confident Covid vaccines can be adapted to protect against future virus strains - CNBC

1. Oxford researcher confident Covid vaccines can be adapted to protect against future virus strains  CNBC
2. Why the AstraZeneca vaccine is so important to the global economy  CNN
3. Vaccinated US nurse contracts COVID-19, expert says Pfizer shot needed more time to work - ABC  Yahoo! Voices
4. 1st US case of mutation of COVID-19 detected in Colorado  ABC News
5. U.K. Authorizes Covid-19 Vaccine From Oxford and AstraZeneca  The New York Times
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