The LancetVolume 395, Issue 10236, 16–22 May 2020, Pages 1527-1529CommentWhat policy makers need to know about COVID-19 protective immunityAuthor links open overlay panelDaniel M Altmann a, Daniel C Douek c, Rosemary J Boyton b dShow moreShareCitehttps://doi.org/10.1016/S0140-6736(20)30985-5Get rights and contentPrevious article in issueNext article in issueRecommended articlesCited by (0)View Abstract© 2020 Elsevier Ltd. All rights reserved.