Relation of Exercise Capacity to Tissue Velocity Indices of Left and Right Ventricular Function in Patients with Dilated Cardiomyopathy - Karatasakis, George; Dimopoulos, Antonis; Papadakis, Emmanouil; Dritsas, Athanasios; Athanasopoulos, George; SPARGIAS, Constantinos; Cokkinos, Dennis V (Lippincott Williams & Wilkins, 2006)