Medline ® Abstract for Reference 3
of 'Causes of abdominal pain in adults'
A comparison of pain produced experimentally in lower esophagus, common bile duct, and upper small intestine with pain experienced by patients with diseases of biliary tract and pancreas.
CHAPMAN WP, HERRERA R, JONES CM
Surg Gynecol Obstet. 1949;89(5):573.