title: [Diagnosis of cancer of the digestive tract by blood analysis].
mesh_terms: D002118:Calcium / Q000097:blood; D006063:Chorionic Gonadotropin / Q000097:blood; D004921:Erythropoietin / Q000032:analysis; D005326:Fetal Proteins / Q000032:analysis; D005755:Gastrins / Q000097:blood; D005770:Gastrointestinal Neoplasms / Q000097:blood* / Q000201:enzymology; D005934:Glucagon / Q000097:blood; D006801:Humans; D007328:Insulin / Q000097:blood; D008055:Lipids / Q000097:blood
chemical_list: D006063:Chorionic Gonadotropin; D005326:Fetal Proteins; D005755:Gastrins; D007328:Insulin; D008055:Lipids; D004921:Erythropoietin; D005934:Glucagon; D002118:Calcium