HealthGlobal issuesTime to get a booster jab?03:27This browser does not support the video element.HealthGlobal issuesDerrick Wiliams09/01/2022September 1, 2022The fact that healthcare authorities all over the world have made different recommendations has sown confusion. DW science journalist Derrick Williams explains who should get a second booster, which one they should get, and when.Copy linkAdvertisement