CancersNeoplasmNeoplasm by Special CategoryMalignant NeoplasmMalignant Digestive System NeoplasmDigestive System CarcinomaDigestive System Undifferentiated CarcinomaExtrahepatic Bile Duct Undifferentiated CarcinomaSubtypeExtrahepatic Bile Duct Undifferentiated CarcinomaCI-CAN-00005252Explore in graph →NCItC5780 OverviewStatisticsSurvivalGenomicsVariants & evidenceDrugsTrialsResearchRankingsSources & provenance