Groover, S., Kaul, R., Johnston, S. E., Zhao, Y. D., Karippot, A., & Thirunavukarasu, P. (2019). Characteristics of carcinoembryonic antigen-producing colorectal cancers: A population based study. Archive of Oncology, 25(1), 1-8. https://doi.org/10.2298/AOO181029007G