High-frequency pressure fluctuations: their significance in the documentation of turbulent blood flow.
D001021:Aortic Valve; D001024:Aortic Valve Stenosis / Q000503:physiopathology; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D003331:Coronary Vessels; D006344:Heart Septal Defects, Atrial / Q000503:physiopathology; D006801:Humans; D012039:Regional Blood Flow