Lymphovascular invasion and surgical complications predict clinical outcome in patients with perihilar and intrahepatic cholangiocarcinoma. (September 2018) - Bednarsch, J.; Czigany, Z.; Amygdalos, I.; Morales Santana, D.; Meister, F.; Böcker, J.; Ulmer, T.F.; Dejong, C.H.C.; Neumann, U.P.; Lurje, G.