TY - BOOK AB - Real-time calculation of ultrasonic pulsatility index. Medical and Biological Engineering and Computing 19: 28 Gill R W 1979 Performance of the mean frequency Doppler demodulator. Ultrasound in Medicine and Biology 5: 237-247 Gill R W ... AU - Salmasi,A-M AU - Nicolaides,AN PY - 1989/// TI - Cardiovascular Applications of Doppler Ultrasound ER -