title: New advances in two-dimensional Doppler echocardiography.
mesh_terms: D000328:Adult; D000818:Animals; D001011:Aorta / Q000502:physiology; D001783:Blood Flow Velocity; D002302:Cardiac Output; D002648:Child; D004452:Echocardiography / Q000379:methods*; D006330:Heart Defects, Congenital / Q000175:diagnosis; D006343:Heart Septal Defects / Q000175:diagnosis; D006349:Heart Valve Diseases / Q000175:diagnosis; D006801:Humans; D007089:Image Enhancement / Q000379:methods; D008943:Mitral Valve / Q000502:physiology; D008955:Models, Cardiovascular; D011651:Pulmonary Artery / Q000502:physiology; D012039:Regional Blood Flow; D013318:Stroke Volume