AL-saady, R. K.; AL-Tai, W. F.; Himdan, T. A. Determination of Cancer Antigen CA15-3 and Carcino Embryonic Antigen CEA Concentration As Tumor Markers in Patients With Stomach and Colorectal Cancers. JFacMedBagdad 2012, 54 (3), 256-258. https://doi.org/10.32007/jfacmedbagdad.543734.