title: [Bi-dimensional echocardiography in the diagnosis of ventricular septal defects].
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003951:Diagnostic Errors; D004452:Echocardiography; D005260:Female; D006345:Heart Septal Defects, Ventricular / Q000175:diagnosis*; D006801:Humans; D008297:Male