title: A study on cell-mediated immunity to gastrointestinal cancer.
mesh_terms: D005770:Gastrointestinal Neoplasms / Q000276:immunology* / Q000473:pathology; D006801:Humans; D006968:Hypersensitivity, Delayed; D007111:Immunity, Cellular; D008207:Lymphatic Metastasis; D008213:Lymphocyte Activation; D013601:T-Lymphocytes / Q000276:immunology