HealthGlobal issuesAsk Derrick: Vaccination after COVID-19To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoHealthGlobal issues11/04/2021November 4, 2021Our science correspondent Derrick Williams looks at why vaccination against coronavirus makes a lot of sense, even if you've had the disease.https://p.dw.com/p/42a3bAdvertisement