preferred_name: Malignant neoplasm involving both intrahepatic and extrahepatic bile ducts
preferred_name_lc: malignant neoplasm involving both intrahepatic and extrahepatic bile ducts
label: Malignant neoplasm involving both intrahepatic and extrahepatic bile ducts
label_lc: malignant neoplasm involving both intrahepatic and extrahepatic bile ducts