1.
Dirican A, Unal B, Isik B, Sumer F, Kayaalp C, Aslan I. Corelation between Preoperative Serum CEA, CA19-9, and AFP Levels and Clinicopathologic Factors . Ann Med Res . 2021;15(4):0233-0237. Accessed September 16, 2026. http://www.annalsmedres.org/index.php/aomr/article/view/3294