共 7 条
[2]
HANCKE S, 1976, Journal of Clinical Ultrasound, V4, P223, DOI 10.1002/jcu.1870040315
[4]
LUNDH G, 1962, GASTROENTEROLOGY, V42, P275
[5]
MIALE A, 1972, SEM NUCL MED
[7]
WIGGANS G, 1976, LANCET, V2, P233