Lalouschek, Wolfgang Patent foramen ovale, atrial septal aneurysm, and recurrent stroke. [electronic resource] - The New England journal of medicine Apr 2002 - 1331-2; author reply 1331-2 p. digital Publication Type: Letter ISSN: 1533-4406 Subjects--Topical Terms: Blood Coagulation Disorders--complicationsHeart Aneurysm--complicationsHeart Septal Defects, Atrial--complicationsHumansRecurrenceStroke--etiology