Angina is a poor predictor of myocardial viability in patients with ischemic cardiomyopathy - Karydas, A; Koutelou, M; Theodorakos, A; Dritsas, A; Magginas, A; Tsakalou, M; Athanassopoulos, G; Pavlides, G; Cokkinos, D.V. (EUROPEAN HEART JOURNAL, 2011)