title: Cellular immunity in nasopharyngeal carcinoma. I. Relationship between purified protein derivative test and leukocyte migration test.
mesh_terms: D002277:Carcinoma / Q000276:immunology*; D002464:Cell Migration Inhibition; D006801:Humans; D006968:Hypersensitivity, Delayed / Q000276:immunology; D007111:Immunity, Cellular; D007962:Leukocytes / Q000276:immunology; D009303:Nasopharyngeal Neoplasms / Q000276:immunology*