2 days ago

COVID-19 Q & A: How is the proposed Johnson and Johnson vaccine different than the other two vaccines?

Name: COVID-19 Q & A: How is the proposed Johnson and Johnson vaccine different than the other two vaccines?
Uploaded: 2021-02-23T04:56:17.000Z
Duration: 1 min 36 s
Channel: flipboard.com
Description: COVID-19 Q & A: How is the proposed Johnson and Johnson vaccine different than the other two vaccines?