John W Hammon1, Linda Shore-Lesserson2, Timothy A Dickinson3. 1. Department of Cardiothoracic Surgery, Wake Forest University School of Medicine, Winston-Salem, North Carolina. Electronic address: jhammon@wfubmc.edu. 2. Department of Anesthesiology, Hofstra Northshore-Long Island Jewish Medical School, New Hyde Park, New York. 3. Clinical Performance Improvement, SpecialtyCare, Nashville, Tennessee.