1. Pulsed ultrasonic Doppler blood flow sensing;Baker;IEEE Trans Sonics and Ultrasonics (vol. SU-17),1970
2. Pulsed Doppler ultrasonic flowmeter and flow patterns analysis;Peronneau,1972
3. Studies on the intracardiac blood flow with a combined use of the ultrasonic pulsed Doppler technique and two-dimensional echocardiography from a transcutaneous approach;Nimura,1977
4. Left retrograde cardioangiography in acquired cardiac disease;Sellers;Am J Cardiol,1964
5. Non-invasive measurement of the blood flow velocity and of velocity distribution in cardiac chambers and great vessels by a new Doppler flowmeter system;Tanaka;Ultrasound in Medicine,1977