Malignancies of the biliary tree.

Choledochal cyst disease. A changing pattern of presentation.

CT arterial portography vs pancreatic arteriography in the assessment of vascular involvement in pancreatic and periampullary tumors.

Biliary manometry versus clinical trial: value as predictors of success after treatment of biliary tract strictures.

Surgery--still an "old boys' club"?

Overexpression of p53 protein in adenocarcinoma of the pancreas.

Intrahepatic stones. The transhepatic team approach.

Detection of K-ras mutations in mucinous pancreatic duct hyperplasia from a patient with a family history of pancreatic carcinoma.

Altered angiotensin-II receptors in human hepatocellular and hepatic metastatic colon cancers.

Unresectable hilar cholangiocarcinoma: percutaneous versus operative palliation.