共 19 条
[3]
BRAIN-TISSUE CLASSIFICATION BY ITS ULTRASONIC BACKSCATTER
[J].
IEEE TRANSACTIONS ON SONICS AND ULTRASONICS,
1981, 28 (05)
:311-317
[4]
CHIVERS R C, 1977, Ultrasound in Medicine and Biology, V3, P1, DOI 10.1016/0301-5629(77)90115-6
[6]
COHEN RD, 1981, AM J CARDIOL, V47, P1056
[7]
HILL CR, 1976, 1975 P SEM ULTR TISS, V453, P197
[8]
KOSOFF G, 1976, 1975 P SEM ULTR TISS, V453, P135