title: Two-dimensional echocardiographic evaluation of overriding and straddling atrioventricular valves associated with complex congenital heart disease.
mesh_terms: D004452:Echocardiography / Q000379:methods*; D006330:Heart Defects, Congenital / Q000473:pathology*; D006801:Humans; D008943:Mitral Valve / Q000002:abnormalities; D011446:Prospective Studies; D014261:Tricuspid Valve / Q000002:abnormalities