Khalf, S., & Abdulghafour, K. (2014). CA19-9 and CK immunohistochemical expression in pancreatic and ampulla of vater carcinomas (A clinicopathological study. Journal of the Faculty of Medicine Baghdad, 56(3), 308-312. Retrieved from http://iqjmc.uobaghdad.edu.iq/index.php/19JFacMedBaghdad36/article/view/508