Dirican, A., Unal, B., Isik, B., Sumer, F., Kayaalp, C., & Aslan, I. (2021). Corelation between Preoperative Serum CEA, CA19-9, and AFP Levels and Clinicopathologic Factors . Annals of Medical Research, 15(4), 0233–0237. Retrieved from http://www.annalsmedres.org/index.php/aomr/article/view/3294