NCIt definition : Any of the three ducts associated with the liver including the right hepatic duct,
left hepatic duct and common hepatic duct.;
Alternative definition : UBERON: Any portion of the ducts that carry bile from the liver to the common bile
duct. This may include both intrahepatic components (parts of left and right hepatic
ducts) and extrahepatic components (common hepatic duct, plus hilar portion).;