共 67 条
[2]
ATKINSON M, 1983, CLIN GASTROENTEROL, V12, P633
[4]
BLOOM AA, 1969, J AMER MED ASSOC, V208, P357
[6]
CHO SR, 1983, J ASS CAN RADIOL, P32
[8]
DOTEVALL G, 1961, ACTA MED SCAND, V170, P423
[9]
DREWES VM, 1971, DIGEST DIS SCI, V16, P628