1. Guidelines for the diagnosis and management of intrahepatic cholangiocarcinoma;Bridgewater;J Hepatol,2014
2. Expert consensus document: cholangiocarcinoma: current knowledge and future perspectives consensus statement from the European Network for the Study of Cholangiocarcinoma (ENS-CCA);Banales;Nat Rev Gastroenterol Hepatol,2016
3. Kakar S, Shi C, Berlin J, et al. Protocol for the examination of specimens from patients with carcinoma of the distal extrahepatic bile ducts. 2017. Available at: http://www.cap.org/ShowProperty?nodePath=/UCMCon/Contribution%20Folders/WebContent/pdf/cp-distal-extrahepatic-bileducts-17protocol-4000.pdf. Accessed November 12, 2017.
4. AJCC cancer staging manual;Amin,2017
5. WHO classification of tumours of the digestive system;Bosman,2010