共 14 条
[4]
CROW H C, 1976, Journal of Clinical Ultrasound, V4, P289, DOI 10.1002/jcu.1870040412
[5]
FROMMHOLD W, 1973, ROENTGENOLOGY BILIAR, P1264
[6]
GOLDBERG BB, 1977, GALLBLADDER BILE DUC, P137
[9]
LEE JKT, 1977, APPL RADIOL, P93
[10]
LEONARD J, 1978, 23RD ANN M AM I ULTR