The impact of ultrasound Doppler studies on clinical cardiology. A critical appraisal.
D001022:Aortic Valve Insufficiency / Q000175:diagnosis; D001024:Aortic Valve Stenosis / Q000175:diagnosis; D004452:Echocardiography / Q000379:methods*; D006349:Heart Valve Diseases / Q000175:diagnosis* / Q000601:surgery; D006350:Heart Valve Prosthesis; D006439:Hemodynamics; D006801:Humans; D008946:Mitral Valve Stenosis / Q000175:diagnosis; D011183:Postoperative Complications / Q000175:diagnosis; D011666:Pulmonary Valve Stenosis / Q000175:diagnosis; D012212:Rheology