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Sui Q, Liu D, Jiang W, et al. Dickkopf 1 impairs the tumor response to PD-1 blockade by inactivating CD8+ T cells in deficient mismatch repair colorectal cancer. J Immunother Cancer 2021;9:e001498. doi: 10.1136/jitc-2020-001498
This paper has been revised since first published to amend first authorship and correspondence details.
