_:vb50951556 . _:vb50951556 . _:vb50951556 . _:vb50951556 "A gastrointestinal system disease that is located_in the liver and/or biliary tract."^^ . _:vb50951556 "url:http://en.wikipedia.org/wiki/Hepato-biliary_diseases"^^ . _:vb50951556 . _:vb50951556 .