Echocardiographic assessment of global ventricular function using the myocardial performance index in rats with hypertrophy - Salemi, Vera Maria Cury; Pires, Mara Dias; Cestari, Ismar N.; Cestari, Idágene Aparecida; Picard, Michael H.; Leirner, Adolfo Alberto; Mady, Charles (Artificial Organs, 2004)