共 18 条
[1]
BREYER B, 1976, ULTRASOUND MED BIOL, V2, P353
[2]
BREYER B, 1978, RECENT ADV ULTRASOUN, P48
[3]
BREYER B, 1978, 8 P DTSCH K PER MED, P454
[4]
DORN V, 1977, COMMUNICATION
[6]
HAIGIS W, 1978, SICHERUNG GLEICHBLEI
[7]
HILL CR, 1972, ULTRASONICS CLIN DIA, P171
[8]
HUETER TF, 1955, SONICS
[9]
KRATOCHWIL A, 1978, COMMUNICATION