Local tissue attenuation images based on pulsed-echo ultrasound scans. - Eugene Walach; Ascher Shmulewitz; Yacov Itzchak; Zehava Heyman (IEEE Trans. Biomed. Eng., 1989)

Ultrasonic multifeature maps of liver based on an amplitude loss technique and a conventional B-scan. - Ascher Shmulewitz (IEEE Trans. Biomed. Eng., 1992)