COVID-19: Oxford University developing five-minute antigen test - Al Jazeera English

1. COVID-19: Oxford University developing five-minute antigen test  Al Jazeera English
2. Can you get infected with Covid-19 twice? It's complicated  CNN
3. SARS-CoV-2 antibodies may provide immunity for at least 5–7 months  Medical News Today
4. Research Suggests Risk Of Getting COVID-19 On Plane Low If Masked  CBS New York
5. Antibodies Fade Quickly in Recovering COVID-19 Patients  SciTechDaily
6. View Full Coverage on Google News

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