AVES Editorial Office. “Carcinoid Tumor of the Ampulla of Vater Presenting As Recurrent Acute Acalculous Cholecystitis Attacks”. Turkish Journal of Gastroenterology 19, no. 4 (July 25, 2019): 297–299. Accessed January 4, 2026. https://tjg.avesjournals.com/index.php/tjg/article/view/2205.