共 17 条
[1]
CARROLL BA, 1978, J CLIN ULTRASOUND, V6, P337, DOI 10.1002/jcu.1870060513
[6]
ISHAK KG, 1977, CANCER, V38, P322
[7]
KEECH MK, 1951, GASTROENTEROLOGY, V19, P568
[9]
MARSH JL, 1974, ARCH SURG-CHICAGO, V109, P41