Siperstein, A Comparison of laparoscopic ultrasonography and fluorocholangiography in 300 patients undergoing laparoscopic cholecystectomy. [electronic resource] - Surgical endoscopy Feb 1999 - 113-7 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0930-2794 Standard No.: 10.1007/s004649900917 doi Subjects--Topical Terms: Cholangiography--methodsCholecystectomy, LaparoscopicEquipment DesignGallstones--diagnostic imagingHumansProspective StudiesSensitivity and SpecificityTransducersUltrasonography