title: Controlling symptoms in advanced cancer.
mesh_terms: D005767:Gastrointestinal Diseases / Q000188:drug therapy / Q000209:etiology; D006801:Humans; D009294:Narcotics / Q000009:adverse effects / Q000627:therapeutic use; D009369:Neoplasms / Q000150:complications* / Q000503:physiopathology; D010146:Pain / Q000188:drug therapy; D010166:Palliative Care
chemical_list: D009294:Narcotics