JOSEPH, Philip; RAJU, Ravish Sanghi; VYAS, Frederick Lorence; EAPEN, Anu; SITARAM, Venkatramani. Portal Annular Pancreas. A Rare Variant and a New Classification. JOP. Journal of the Pancreas, [S. l.], v. 11, n. 5, p. 453–455, 2010. DOI: 10.6092/1590-8577/3433. Disponível em: https://serena.sharepress.it/index.php/jop/article/view/3433. Acesso em: 3 may. 2025.