title: Patent foramen ovale: a new risk factor for ischemic stroke.
authors.affiliation: Sergievsky Center, Columbia University College of Physicians & Surgeons, New York, NY.
authors.forename: R L
authors.initials: RL
authors.lastname: Sacco
authors.forename: S
authors.initials: S
authors.lastname: Homma
authors.forename: M R
authors.initials: MR
authors.lastname: Di Tullio
mesh_terms: D002545:Brain Ischemia / Q000453:epidemiology / Q000209:etiology*; D002561:Cerebrovascular Disorders / Q000453:epidemiology / Q000209:etiology*; D006344:Heart Septal Defects, Atrial / Q000150:complications* / Q000453:epidemiology; D006801:Humans; D015995:Prevalence; D012307:Risk Factors