title: Letter: Intralesional P.P.D. in malignant melanoma.
mesh_terms: D001500:BCG Vaccine / Q000008:administration & dosage / Q000009:adverse effects / Q000627:therapeutic use; D006801:Humans; D007271:Injections, Intradermal; D008545:Melanoma / Q000628:therapy*; D010538:Peritonitis / Q000209:etiology; D014373:Tuberculin / Q000008:administration & dosage*
chemical_list: D001500:BCG Vaccine; D014373:Tuberculin