WILLENEGGER, H [On the surgical treatment of papillary stenosis with special reference to papillotomy. A short review - Operation technic]. [electronic resource] - Helvetica chirurgica acta Oct 1960 - 441-66 p. digital Publication Type: Journal Article ISSN: 0018-0181 Subjects--Topical Terms: Ampulla of Vater--surgeryBiliary Tract Surgical ProceduresConstriction, PathologicDuodenal ObstructionHumansIntestinal AtresiaPancreatic Diseases