OFFICE, Editorial. Carcinoid tumor of the ampulla of Vater presenting as recurrent acute acalculous cholecystitis attacks. Turkish Journal of Gastroenterology, [S. l.], v. 19, n. 4, p. 297–299, 2008. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/1680. Acesso em: 1 jan. 2026.