Berkane, Salah. “Pseudopapillary and Solid Tumor of Pancreas (PPSTP): Report of Seven Cases”. International Journal of Innovative Research in Medical Science 5, no. 03 (March 31, 2020): 117 to 122. Accessed May 20, 2024. https://www.ijirms.in/index.php/ijirms/article/view/851.