1 Division of Cardiothoracic Surgery, Michael E. DeBakey Department of Surgery, Baylor College of Medicine, Houston, Tex; Department of Cardiovascular Surgery, Texas Heart Institute, Houston, Tex; Department of Cardiovascular Surgery, CHI St. Luke's-Baylor St. Luke's Medical Center, Houston, Tex. Electronic address: [email protected].
2 Department of Pathology & Immunology, Baylor College of Medicine, Houston, Tex; Department of Cardiovascular Pathology, Texas Heart Institute, Houston, Tex; Department of Pathology, CHI St. Luke's-Baylor St. Luke's Medical Center, Houston, Tex.