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. 2021 Dec 9;27(12):2212–2223. doi: 10.1038/s41591-021-01544-x

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© The Author(s) 2021, corrected publication 2022

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Extended Data Fig. 6 — a/b/c/d) Percentage of in vitro stimulated and sorted PD-L1 and IDO specific CD4 and CD8 T cells secreting cytokines.