Goyal, Parul, Rami Mortada, Rawaa Ebrahem, and Salam Kadhem. 2019. “CEA As a Marker for Medullary Thyroid Carcinoma in a Patient With Colorectal Cancer”.
Kansas Journal of Medicine
9 (4): 109-10.
https://doi.org/10.17161/kjm.v9i4.8630
.