Oikonomopoulos, Georgios, Konstantinos Syrigos, and Muhammad Saif. “Prognostic Factors in Pancreatic Cancer”. JOP. Journal of the Pancreas 14, no. 4 (July 10, 2013): 322-324. Accessed March 1, 2024. http://www.serena.unina.it/index.php/jop/article/view/1644.