Agusrly, C. et al. 2020. Relationship Between Staging and Carcinoembryonic Antigen Serum Levels In Colorectal Cancer Patients’. Journal of Endocrinology, Tropical Medicine, and Infectious Disease (JETROMI). 2, 3 (Aug. 2020), 118–123. DOI:https://doi.org/10.32734/jetromi.v2i3.3959.