[Left branch block. Phonomechanocardiographic study].
D002037:Bundle-Branch Block / Q000175:diagnosis*; D004594:Electrophysiology; D006329:Heart Conduction System / Q000503:physiopathology; D006801:Humans; D010701:Phonocardiography; D013997:Time Factors
Blocco di branca sinistro. Studio fonomeccanocardiografico.