COVID-19 vaccines and the concern about new variants

South Africa is putting a pause on its rollout of the Oxford-AstraZeneca vaccine after a study there found it was not effective against the variant dominant in the country. Physician and immunotherapy scientist Dr. Leo Nissola joins CBSN to discuss the latest research and the danger as new variants continue to evolve.

Leave a Reply

Your email address will not be published. Required fields are marked *