Endovascular vs. Open Surgery of Abdominal Aortic Aneurysm in High-Risk Patients: A Single Center Experience - Iannelli, G; Monaco, M; Di Tommaso, L; Piscione, F; Stassano, P; Mainenti, P P; Laurino, S; Spampinato, N (The Thoracic and Cardiovascular Surgeon, 2005)