title: Improved sensitivity of transthoracic contrast echocardiography in the detection of right-to-left shunts.
authors.forename: Paul E
authors.initials: PE
authors.lastname: Cotter
authors.forename: Peter J
authors.initials: PJ
authors.lastname: Martin
authors.forename: Mark
authors.initials: M
authors.lastname: Belham
mesh_terms: D004452:Echocardiography / Q000379:methods*; D054092:Foramen Ovale, Patent / Q000150:complications* / Q000000981:diagnostic imaging*; D006801:Humans; D007089:Image Enhancement / Q000379:methods*; D020521:Stroke / Q000000981:diagnostic imaging* / Q000209:etiology*