The LancetVolume 397, Issue 10273, 6–12 February 2021, Page 462World ReportUnderstanding variants of SARS-CoV-2Author links open overlay panelTalha BurkiShow moreShareCitehttps://doi.org/10.1016/S0140-6736(21)00298-1Get rights and contentPrevious article in issueNext article in issueRecommended articlesCited by (0)View Abstract© 2021 Elsevier Ltd. All rights reserved.