O'Connor, H J Bile duct calibre: the discrepancy between ultrasonic and retrograde cholangiographic measurement in the post-cholecystectomy patient. [electronic resource] - Clinical radiology Sep 1985 - 507-10 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0009-9260 Standard No.: 10.1016/s0009-9260(85)80201-4 doi Subjects--Topical Terms: AdultAgedAnimalsBile Ducts--anatomy & histologyBiliary Tract Diseases--diagnosisCatsCholangiographyCholecystectomyDilatationFemaleHumansMaleMiddle AgedProspective StudiesUltrasonography