(Kleinman) Associate Professor and Chief of Anesthesiology (Hines), Department of Anesthesiology, Edward Hines Jr. Veterans Administration Hospital, Loyola University Stritch School of Medicine.
(Hamilton) Senior Staff Engineer, Telectronics Pacing Systems.
(Hariman) Professor of Medicine, Division of Cardiology, Edward Hines Jr. Veterans Administration Hospital, Loyola University Stritch School of Medicine.
(Olshansky) Associate Professor of Medicine, Division of Cardiology, Loyola University Stritch School of Medicine.
(Justus) Staff nurse anesthetist, Department of Anesthesiology, Edward Hines Jr. Veterans Administration Hospital.
(Desai) Staff Anesthesiologist, Department of Anesthesiology, Edward Hines Jr. Veterans Administration Hospital.
Received from Edward Hines Jr. Veterans Administration Hospital, Hines, Illinois. Submitted for publication June 24, 1996. Accepted for publication September 11, 1996.
Address reprint requests to Dr. Kleinman: Department of Anesthesiology, Loyola University Medical Center, 2160 South First Avenue, Maywood, Illinois 60153.