共 24 条
[1]
BLUTH EI, 1979, RADIOLOGY, V133, P681
[2]
BOLONDI L, 1985, J ULTRAS MED, V4, P489
[4]
CUNNINGHAM JJ, 1976, ARCH SURG-CHICAGO, V111, P810
[5]
DIMAGNO EP, 1982, GASTROENTEROLOGY, V83, P824
[8]
FLEISHER AC, 1979, RADIOLOGY, V133, P677