title: The incidence of spontaneous ultrasonic contrast in abdominal aortic aneurysms.
authors.affiliation: William S. Middleton Memorial Veterans' Hospital, Madison, Wisconsin.
authors.forename: D G
authors.initials: DG
authors.lastname: Wilson
authors.forename: S S
authors.initials: SS
authors.lastname: Winkler
mesh_terms: D001012:Aorta, Abdominal; D001014:Aortic Aneurysm / Q000000981:diagnostic imaging* / Q000503:physiopathology*; D006801:Humans; D012039:Regional Blood Flow; D014463:Ultrasonography