title: Direct coronary surgery.
mesh_terms: D006348:Cardiac Surgical Procedures / Q000401:mortality; D001026:Coronary Artery Bypass / Q000401:mortality; D003327:Coronary Disease / Q000601:surgery*; D006349:Heart Valve Diseases / Q000601:surgery; D006350:Heart Valve Prosthesis; D006801:Humans; D012501:Saphenous Vein / Q000637:transplantation; D013781:Texas; D014182:Transplantation, Autologous