@inproceedings{inproceedingsf2e7f836, title = {Laparoscopic ultrasonography evaluation of the biliary tree: prospective comparative study with intraoperative colangiography}, author = {Domene, C E and Amemyia, R and Atui, F C and Szachnowicz, S and Birbojm, I and Barreira, L F and Pinotti, Henrique Walter}, year = {1998}, publisher = {Monduzzi}, booktitle = {World Congress of Endoscopic Surgery} }