(1)
Mattar, R.; Andrade, C. R. A. de; DiFavero, G. M.; Gama-Rodrigues, J. J.; Laudanna, A. A. Preoperative Serum Levels of Ca 72-4, Cea, Ca 19-9, and Alpha-Fetoprotein in Patients With Gastric Cancer . Rev. Hosp. Clín. 2002, 57 (3), 89-92. https://doi.org/10.1590/S0041-87812002000300001.