*Professor & Chair Emeritus, Department of Anesthesiology, Texas Tech University Health Center, Lubbock, Texas, USA
†Professor Emeritus, Johannes Gutenberg University, Mainz, Germany; Vice-Chairman, Division of Anesthesiology, Cleveland Clinic Foundation, Cleveland, Ohio, USA
Address correspondence and reprint requests to: Gabor B. Racz, MD, Professor & Chairman, Department of Anesthesiology, Texas Tech University Health Sciences Center, 3601 - 4th Street, Lubbock, TX 79430, U.S.A.