title: Blood velocity measurements in aortic regurgitation using heated thin film and ultrasonic techniques.
mesh_terms: D000792:Angiography; D001022:Aortic Valve Insufficiency / Q000000981:diagnostic imaging* / Q000503:physiopathology*; D001783:Blood Flow Velocity; D006801:Humans; D013348:Subclavian Artery; D014463:Ultrasonography