title: Serum pepsinogen: correlation of techniques and analysis of levels found in different diseases of the stomach and duodenum.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D004381:Duodenal Ulcer / Q000201:enzymology*; D005260:Female; D005743:Gastrectomy; D005756:Gastritis / Q000201:enzymology*; D006801:Humans; D007700:Kinetics; D008297:Male; D008875:Middle Aged; D010435:Pepsinogens / Q000097:blood*; D013276:Stomach Ulcer / Q000201:enzymology*
chemical_list: D010435:Pepsinogens