Comparison of Echocardiographic Markers of Cardiac Dyssynchrony and Latest Left Ventricular Activation Site in Heart Failure Patients with and without Left Bundle Branch Block - Lotfi-Tokaldany, Masoumeh; Savand-Roomi, Zahra; Kasemisaeid, Ali; Sadeghian, Hakimeh (The Research in Heart Yield and Translational Medicine (RHYTHM), 2015)