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PD‐L1 tumor proportion score (TPS) immunohistochemistry (IHC) results in non‐small cell lung cancer patients using a SP263 antibody on a fully automated Ventana Benchmark XT stainer. (a) Negative staining for PD‐L1; (b) PD‐L1 TPS of 1–10%; (c) PD‐L1 TPS of 11–49%; (d) PD‐L1 TPS of ≥ 50%.
