Mechanism of abnormal septal motion in patients with right ventricular volume overload: a cross-sectional echocardiographic study.
Weyman AE, Wann S, Feigenbaum H, Dillon JC. Mechanism of abnormal septal motion in patients with right ventricular volume overload: a cross-sectional echocardiographic study. Circulation. 1976 Aug; 54(2):179-86.