title: The prognosis of cancer and the PPD reaction.
mesh_terms: D006801:Humans; D007111:Immunity, Cellular; D007958:Leukocyte Count; D008214:Lymphocytes / Q000276:immunology; D009369:Neoplasms / Q000276:immunology* / Q000401:mortality / Q000628:therapy; D011379:Prognosis; D014374:Tuberculin Test