KAMISAWA, T. A new embryologic hypothesis of annular pancreas. Hepatogastroenterology. 2001, 48, 277-278
SIMKINS, S. Variations in the pancreatic ducts and the minor duodenal papilla. Am J Med Sci. 1931, 182, 626-639
RIENHOFF, WF Jr. Pancreatitis. An anatomic study of the pancreatic and extrahepatic biliary systems. Arch Surg. 1945, 51, 205-219
MILLBOURN, E. On the excretory ducts of the pancreas in man, with references to their relations to each other, to the common bile duct and to the duodenum. Acta Anat. 1950, 9, 1-34
KLEITSCH, WP. Anatomy of the pancreas. A study with special reference to the duct system. Arch Surg. 1955, 71, 795-802