Pre- and Postoperative Assessment of Left Ventricular Function by Magnetic Resonance Imaging and 2-D-Echocardiography in Patients Undergoing Left Ventricular Aneurysmectomy - Dill, T; Breidenbach, C; John, A; Brandt, R R; Ekinci, O; Szalay, Z; Bauer, E P; Ricken, W; Bachmann, G; Hamm, C W (The Thoracic and Cardiovascular Surgeon, 2004)