共 15 条
[1]
ABRAMS HL, 1971, RADIOL CLIN N AM, V9, P299
[2]
BHANDARI A, 1981, CIRCULATION, V64, P313
[3]
BHANDARI AK, 1981, CIRCULATION, V64, P48
[4]
CHADDA KD, 1978, ANGIOLOGY, V29, P179
[9]
Kossoff G, 1976, Ultrasound Med Biol, V2, P89, DOI 10.1016/0301-5629(76)90017-X
[10]
LEVIN RF, 1980, CHEST, V77, P704