Carcinoembryonic antigen and alpha-fetoprotein in the diagnosis of gastric and colonic cancer: a comparative clinical evaluation.
D002272:Carcinoembryonic Antigen / Q000032:analysis*; D003110:Colonic Neoplasms / Q000175:diagnosis*; D005326:Fetal Proteins / Q000032:analysis*; D006801:Humans; D009362:Neoplasm Metastasis; D013274:Stomach Neoplasms / Q000175:diagnosis*
D002272:Carcinoembryonic Antigen; D005326:Fetal Proteins