1 Division of Cardiothoracic Surgery, Michael E. DeBakey Department of Surgery, Baylor College of Medicine; Department of Cardiovascular Surgery, Texas Heart Institute; and CHI St Luke's Health-Baylor St Luke's Medical Center, Houston, Tex.
2 Division of Cardiothoracic Surgery, Michael E. DeBakey Department of Surgery, Baylor College of Medicine; Department of Cardiovascular Surgery, Texas Heart Institute; and CHI St Luke's Health-Baylor St Luke's Medical Center, Houston, Tex. Electronic address: jcoselli@bcm.edu.