CNN's Dr. Gupta breaks down the effects of convalescent plasma

The US Food and Drug Administration issued an emergency use authorization for convalescent plasma to treat Covid-19. CNN's Dr. Sanjay Gupta takes a deeper look at the data and explains why controlled randomized trials are still necessary to fully understand the effectiveness of convalescent plasma.

source https://www.cnn.com/videos/health/2020/08/25/fda-chief-convalescent-plasma-coronavirus-gupta-newday-vpx.cnn