title: ECG classification of WPW affects echo assessment.
mesh_terms: D004452:Echocardiography; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D008722:Methods; D014927:Wolff-Parkinson-White Syndrome / Q000145:classification* / Q000503:physiopathology