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. 2021 Dec 11;75(4):613–622. doi: 10.1093/cid/ciab1017

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© The Author(s) 2021. Published by Oxford University Press for the Infectious Diseases Society of America.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 2. — Anti-CSP antibody titers in individual children pre- and post-priming vaccination (2017) and pre and post first (2018) and second (2019) booster seasonal vaccination doses are shown by country. Results from children in the RTS,S/AS01_E alone group are shown in red, those from children in the combined group are shown in blue. Children who developed a clinical episode of malaria in the year after priming or booster vaccination are indicated in black. Abbreviations: CSP, circumsporozoite; EU, enzyme-linked immunosorbent assay unit.