Bilateral Internal Mammary Artery Grafting Enhances Survival in Diabetic Patients: A 30-Year Follow-Up of Propensity Score–Matched Cohorts

Study Questions:

What are the long-term results of bilateral internal mammary artery (BIMA) versus single internal mammary artery (SIMA) grafting in a large population of diabetic patients in whom BIMA grafting was broadly applied?