preferred_name: Specimen from extrahepatic bile duct obtained by segmental resection of bile ducts
preferred_name_lc: specimen from extrahepatic bile duct obtained by segmental resection of bile ducts
label: Specimen from extrahepatic bile duct obtained by segmental resection of bile ducts
label_lc: specimen from extrahepatic bile duct obtained by segmental resection of bile ducts