Goga, Ameena EbrahimBekker, Linda‑GailGarrett, N.Reddy, TaryleeYende-Zuma, NonhlanhlaFairall, LaraMoultrie, HarryTakalani, AzwidihwiTrivella, ValentinaFaesen, MarkBailey, Veronique C.Seocharan, IshenGray, Glenda E.2023-08-282023-08-282022-07Goga, A., Bekker, L.G., Garrett, N. et al. 2022, 'Breakthrough SARS-CoV-2 infections during periods of delta and omicron predominance, South Africa', Lancet, vol. 400, art. 10348, pp. 269-271, doi : 10.1016/S0140-6736(22)01190-4.0140-6736 (print)1474-547X (online)10.1016/S0140-6736(22)01190-4http://hdl.handle.net/2263/92088No abstract available.en© 2022 Elsevier Ltd. All rights reserved. Notice : this is the author’s version of a work that was accepted for publication in Lancet . Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. A definitive version was subsequently published in Lancet, vol. 400, art. 10348, pp. 269-271, doi : 10.1016/S0140-6736(22)01190-4.Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)OmicronDeltaSouth Africa (SA)CorrespondencePostprint Article