Shah, Urvi Ajay, and Muhammad Wasif Saif. “Tumor Markers in Pancreatic Cancer: 2013”. JOP. Journal of the Pancreas 14, no. 4 (July 10, 2013): 318–321. Accessed May 6, 2025. https://serena.atcult.it/index.php/jop/article/view/1653.