title: Clinical interest of seric CA19.9 determination in differential diagnosis of patients with peptic ulcers and gastric cancer.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000951:Antigens, Neoplasm / Q000032:analysis*; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013274:Stomach Neoplasms / Q000175:diagnosis*; D013276:Stomach Ulcer / Q000175:diagnosis*
chemical_list: D000951:Antigens, Neoplasm