1. Applications of spectral analysis in medical ultrasonography;Lizzi;Ultrasonics,1976
2. Holasek, E., Jennings, W.D., Sokollo, A., Purnell, E.W., Recognition of tissue patterns by ultrasonic spectroscopy. Proc 1973 Ultrasonics Symposium, IEEE Sonics and Ultrasonics, 73
3. Miller, J.G., O'Donnell, M., Mimbs, J.W., Sobel, B.E., Ultrasonic attenuation in normal and ischemic myocardium. Ultrasonic Tissue Characterization Symposium 1977 (National Bureau of Standards, in press)
4. Franklin, T.D., Sanghvi, N.T., Fry, F.J., Egenes, K.M., Weyman, A.E., Ultrasonic tissue characterization studies of ischemic and infarcted myocardium. Ultrasonic Tissue Characterization Symposium 1977 (National Bureau of Standards, in press)
5. Purchased from Vernitron Inc, Bedford, Ohio, USA