title: [Phono-echocardiographic analysis of variations in tone I during atrioventricular block].
mesh_terms: D000328:Adult; D004452:Echocardiography; D005260:Female; D006327:Heart Block / Q000175:diagnosis*; D006801:Humans; D010701:Phonocardiography
vernacular_title: Analisi fono-ecocardiografica delle variazioni del I tono in corso di blocco atrioventricolare.