title: [Diagnostic problems in relation to left bundle branch block and ventricular pre-excitation. Electro-vectorcardiographic study].
mesh_terms: D000328:Adult; D002037:Bundle-Branch Block / Q000175:diagnosis*; D003937:Diagnosis, Differential; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D014672:Vectorcardiography; D014927:Wolff-Parkinson-White Syndrome / Q000175:diagnosis*
vernacular_title: Problemi diagnostici tra blocco di branca sinistra (BBS) e preeccitazione ventricolare. Studio elettro-vettorcardiografico.