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Aims
Expression profiles and clinical impact of programmed cell death ligand 1 (PD‐L1) and programmed cell death 1 (PD‐1) expressing tumour infiltrating lymphocytes (TILs) in head and neck squamous cell carcinoma (HNSCC) are not elucidated fully. This study evaluates expression patterns in primary HNSCC and related lymph node metastasis and the impact on patients’ clinical outcome.
Methods and...
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