共 7 条
[2]
GORDON D, 1964, ULTRASOUND DIAGNOSTI
[3]
GROSSMAN CC, 1966, P INT C DIAGNOSTIC U
[4]
HOWRY DH, 1965, RADIOL CLIN N AM, V3, P433
[5]
LEHMAN JS, 1966, RADIOL CLIN N AM, V4, P605