title: The significance of a patent foramen ovale.
authors.forename: T O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D019320:Embolism, Paradoxical / Q000209:etiology; D006344:Heart Septal Defects, Atrial / Q000150:complications / Q000628:therapy; D006801:Humans; D000860:Hypoxia / Q000209:etiology