Al-dujaili AH, Al-Taei W, Turky KM, Al-Ubaidi GH. Comparative study of CA19-9 levels as tumor marker in sera and tissues of breast, prostate and thyroid cancer patients. IHJPAS. 2017;22(1). Accessed March 14, 2025. https://jih.uobaghdad.edu.iq/index.php/j/article/view/1273