title: Images in clinical medicine. Ostium secundum atrial septal defect.
authors.affiliation: Baystate Medical Center, Springfield, MA 01199, USA.
authors.forename: J R
authors.initials: JR
authors.lastname: Mangion
mesh_terms: D000328:Adult; D002037:Bundle-Branch Block / Q000175:diagnosis; D004562:Electrocardiography; D005260:Female; D006344:Heart Septal Defects, Atrial / Q000503:physiopathology*; D006801:Humans