title: Optimal pharmacological control of chronic cancer pain.
mesh_terms: D000700:Analgesics / Q000627:therapeutic use*; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D002908:Chronic Disease; D006801:Humans; D009369:Neoplasms / Q000503:physiopathology*; D010146:Pain / Q000188:drug therapy* / Q000209:etiology
chemical_list: D000700:Analgesics; D000701:Analgesics, Opioid