HealthGlobal issuesAsk Derrick: Recovery and the JabTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealthGlobal issues07/07/2021July 7, 2021We ask our science correspondent Derrick Williams whether people who have recovered from COVID-19 should get one or two doses.https://p.dw.com/p/3wAvDAdvertisement