title: Cervical epidural implantable narcotic delivery systems in the management of upper body cancer pain.
mesh_terms: D000368:Aged; D001132:Arm; D005260:Female; D006801:Humans; D007268:Injections, Epidural / Q000295:instrumentation*; D008297:Male; D008875:Middle Aged; D009020:Morphine / Q000008:administration & dosage; D009294:Narcotics / Q000008:administration & dosage*; D009333:Neck; D009369:Neoplasms / Q000503:physiopathology*; D010148:Intractable Pain / Q000188:drug therapy* / Q000209:etiology; D012782:Shoulder; D013909:Thorax
chemical_list: D009294:Narcotics; D009020:Morphine