Greca GL, Grasso E, Sofia M, Gagliardo S, Barbagallo F. Complicated duodeno-biliary fistula in bleeding duodenal ulcer: case report an literature review. Ann Ital Chir [Internet]. 2008 Jan. 1 [cited 2024 Apr. 27];79(1):57-61. Available from: https://annaliitalianidichirurgia.it/index.php/aic/article/view/609