Managing chronic pain: continuous narcotic infusion.
D002908:Chronic Disease; D006801:Humans; D007262:Infusions, Intravenous / Q000379:methods*; D008509:Medication Systems; D009294:Narcotics / Q000008:administration & dosage*; D009735:Nursing Homes; D010146:Pain / Q000188:drug therapy*; D014481:United States