Cor Triatriatum Sinister with and without Left Ventricular Inflow Obstruction: Visualization of the Entire Supravalvular Membrane by Real-time Three-dimensional Echocardiography. Impact on Clinical Management of Individual Patient. - Mercer-Rosa, Laura; Fedec, Anysia; Gruber, Peter; Seliem, Mohamed (Congenital Heart Disease, 2006)