Tissue Doppler imaging of the tricuspid annulus and myocardial performance index in the evaluation of right ventricular involvement in the acute and late phase of a first inferior myocardial infarction - Kakouros, Nicholaos; Kakouros, Stavros; Lekakis, John; Rizos, Ioannis; Cokkinos, Dennis (Echocardiography, 2011)