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Cardinale, Vincenzo, Rossella Semeraro, Alessia Torrice, Manuela Gatto, Cristina Napoli, Maria Consiglia Bragazzi, Raffaele Gentile, och Domenico Alvaro. Intra-hepatic and Extra-hepatic Cholangiocarcinoma: New Insight Into Epidemiology and Risk Factors. Baishideng Publishing Group Co., Limited, 2010.

Cardinale, Vincenzo, et al. Intra-hepatic and Extra-hepatic Cholangiocarcinoma: New Insight Into Epidemiology and Risk Factors. Baishideng Publishing Group Co., Limited, 2010.