Quantification of Mitral Regurgitation Using 4D MRI Flow : Comparison With 2D MRI Flow and Echocardiography Using the Evolution of Left Ventricular Remodeling as a Reference

​ Conditions: Mitral Regurgitation (MR) Interventions: Diagnostic Test: Standard echocardiography; Diagnostic Test: 2D phase-contrast magnetic resonance imaging; Diagnostic Test: 4D flow magnetic resonance imaging; Diagnostic Test: Cardiac ultrafast ultrasound imaging...