title: [Significance of the serum levels of Ca 19-9 and CA 50 in gastric cancer].
mesh_terms: D000951:Antigens, Neoplasm / Q000032:analysis*; D000954:Antigens, Surface / Q000032:analysis; D015295:Antigens, Tumor-Associated, Carbohydrate; D000939:Epitopes / Q000032:analysis*; D006801:Humans; D013274:Stomach Neoplasms / Q000276:immunology*
chemical_list: D000951:Antigens, Neoplasm; D000954:Antigens, Surface; D015295:Antigens, Tumor-Associated, Carbohydrate; D000939:Epitopes
vernacular_title: Significación de los niveles séricos de Ca 19-9 y CA 50 en el cáncer gástrico.