AU - Nuzzo G, Giuliante F, Ardito F, et al TI - Improvement in perioperative and long-term outcome after surgical treatment of hilar cholangiocarcinoma: Results of an italian multicenter analysis of 440 patients PT - JOUR DP - 2012 TA - Archives of Surgery pages = {26-34}, VI - 147 IP - 1 AID - 10.1001/archsurg.2011.771 [doi] 4100 - http://dx.doi.org/10.1001/archsurg.2011.771 SO - Archives of Surgery January 1, 2012 147(1):26