title: [Observations on the effect of nerve blocks for intractable pain due to malignant tumor].
mesh_terms: D000758:Anesthesia; D000765:Anesthesia, Conduction; D000767:Anesthesia, Epidural; D001340:Autonomic Nerve Block; D006801:Humans; D009369:Neoplasms / Q000628:therapy*; D059408:Pain Management; D010166:Palliative Care