ScienceCOVID-19: How passive immunization worksTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoScienceSophia Wagner05/19/2020May 19, 2020Many options are being explored to treat COVID-19. The transfusion of convalescent plasma, also known as passive immunization, is one of them. The procedure is simple and actually pretty old.https://p.dw.com/p/3cRszAdvertisement