title: Two-dimensional Doppler in congenital heart disease: a surgeon's perspective of four years experience.
mesh_terms: D001783:Blood Flow Velocity; D003116:Color; D006330:Heart Defects, Congenital / Q000175:diagnosis / Q000601:surgery*; D006345:Heart Septal Defects, Ventricular / Q000601:surgery; D006439:Hemodynamics; D006801:Humans; D012212:Rheology