ACHARYA, Metesh Nalin; PANAGIOTOPOULOS, Nikolaos; COHEN, Patrizia; AHMAD, Raida; JIAO, Long R. Poorly-Differentiated Signet-Ring Cell Carcinoma of the Ampulla of Vater: Report of a Rare Malignancy. JOP. Journal of the Pancreas, [S. l.], v. 14, n. 2, p. 190–194, 2013. DOI: 10.6092/1590-8577/1267. Disponível em: https://serena.sharepress.it/index.php/jop/article/view/1267. Acesso em: 4 may. 2025.