Division of Cardiothoracic Surgery;
Veterans Affairs Medical Center;
Washington DC;
USA;
Division of Cardiology;
Veterans Affairs Medical Center;
Washington DC;
USA;
Division of Cardiothoracic Surgery;
The George Washington University;
Washington DC;
USA;
Coronary; Artery; Bypass; Graft; Diabetes; Mortality; Myocardial; Infarction;