title: [Instable bundle-branch block and atrioventricular block. Diagnostic criteria and bilateral bundle-branch block].
mesh_terms: D002037:Bundle-Branch Block / Q000175:diagnosis*; D004562:Electrocardiography; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans
vernacular_title: Blocco di branca instabile e blocco atrio-ventricolare. Criteri diagnostici del blocco di branca bilaterale