Magherini, A [Bidimensional echocardiography. Univentricular heart]. [electronic resource] - Bollettino della Societa italiana di cardiologia 1980 - 1205-9 p. digital Publication Type: Journal Article ISSN: 0037-878X Subjects--Topical Terms: EchocardiographyHeart Septal Defects, Ventricular--diagnosisHumans