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 [Internet]. 2017 Aug. 16 [cited 2025 May 1];22(1). Available from: https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/1273