[1]
A. Ciulla, G. Agnello, G. Tomasello, G. Castronovo, A. M. Maiorana, and G. Genova, “The intraoperative cholangiography during videolaparoscopic cholecystectomy. What is its role? Results of a non randomized study”, Ann Ital Chir, vol. 78, no. 2, pp. 85–90, Mar. 2007.