title: Reduction in hyperalgesia and intrathecal morphine requirements by low-dose ketamine infusion.
authors.forename: S M
authors.initials: SM
authors.lastname: Walker
authors.forename: M J
authors.initials: MJ
authors.lastname: Cousins
mesh_terms: D000701:Analgesics, Opioid / Q000008:administration & dosage*; D004305:Dose-Response Relationship, Drug; D018691:Excitatory Amino Acid Antagonists / Q000627:therapeutic use*; D006801:Humans; D006930:Hyperalgesia / Q000188:drug therapy*; D007262:Infusions, Intravenous; D007278:Injections, Spinal; D007649:Ketamine / Q000627:therapeutic use*; D008297:Male; D008875:Middle Aged; D009020:Morphine / Q000008:administration & dosage*
chemical_list: D000701:Analgesics, Opioid; D018691:Excitatory Amino Acid Antagonists; D007649:Ketamine; D009020:Morphine