Affiliation: | 1. Division of Cardiology, Department of Medicine, Veterans Affairs Connecticut Healthcare System, West Haven, Connecticut;2. Department of Internal Medicine, Section of Cardiovascular Medicine, Yale School of Medicine, New Haven, Connecticut;3. Division of Cardiothoracic Surgery, Department of Surgery, Veterans Affairs Connecticut Healthcare System, West Haven, Connecticut;4. Department of Surgery, Section of Cardiac Surgery, Yale School of Medicine, New Haven, Connecticut;5. Department of Pathology, Veterans Affairs Connecticut Healthcare System, West Haven, Connecticut;6. Department of Pathology, Section of Thoracic Pathology, Yale School of Medicine, New Haven, Connecticut |