Gold, M S Comparison of lumbar and thoracic epidural narcotics for postoperative analgesia in patients undergoing abdominal aortic aneurysm repair. [electronic resource] - Journal of cardiothoracic and vascular anesthesia Apr 1997 - 137-40 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ISSN: 1053-0770 Standard No.: 10.1016/s1053-0770(97)90202-0 doi Subjects--Topical Terms: AgedAnalgesia, EpiduralAortic Aneurysm, Abdominal--surgeryFemaleHumansMaleMiddle AgedMorphine--administration & dosageNarcotics--administration & dosagePain, Postoperative--drug therapyProspective Studies