共 8 条
[2]
DUNN F, 1976, NBS SPECIAL PUBLICAT, V453
[3]
ESTIMATING THE ACOUSTIC ATTENUATION COEFFICIENT SLOPE FOR LIVER FROM REFLECTED ULTRASOUND SIGNALS
[J].
IEEE TRANSACTIONS ON SONICS AND ULTRASONICS,
1979, 26 (05)
:353-362
[4]
Kuc R., 1976, 1976 Ultrasonics Symposium Proceedings, P44, DOI 10.1109/ULTSYM.1976.196626
[6]
POHLHAMMER JD, 1980, MED PHYSICS MONOGRAP, V6
[7]
Thijssen JM, 1980, ULTRASONIC TISSUE CH
[8]
Wells P.N.T., 1977, BIOMEDICAL ULTRASONI