preferred_name: Specimen from extrahepatic bile duct obtained by pancreaticoduodenectomy
preferred_name_lc: specimen from extrahepatic bile duct obtained by pancreaticoduodenectomy
label: Specimen from extrahepatic bile duct obtained by pancreaticoduodenectomy (specimen)
label_lc: specimen from extrahepatic bile duct obtained by pancreaticoduodenectomy (specimen)