Testing of vaccine candidates

Name: Testing of vaccine candidates
Uploaded: 2020-11-18T02:46:00+00:00
Duration: 2 min 30 s
Description: Nearly a dozen COVID-19 vaccine candidates are in final-stage testing. Some of them take different approaches. (Video: The Associated Press)

Nearly a dozen COVID-19 vaccine candidates are in final-stage testing. Some of them take different approaches. (Video: The Associated Press)

Posted November 17, 2020 9:46pm EST