Marino, B Anterolateral muscle bundle of the left ventricle in atrioventricular septal defect: left ventricular outflow tract and subaortic stenosis. [electronic resource] - Pediatric cardiology Jul 1992 - 192 p. digital Publication Type: Comment; Letter ISSN: 0172-0643 Standard No.: 10.1007/BF00793958 doi Subjects--Topical Terms: Aortic Stenosis, Subvalvular--diagnosisDiagnosis, DifferentialDown Syndrome--diagnosisHeart Septal Defects--diagnosisHeart Ventricles--abnormalitiesHumansInfantInfant, NewbornVentricular Outflow Obstruction--diagnosis