Gastrin in duodenal ulcer.
D000752:Anemia, Pernicious / Q000378:metabolism; D004381:Duodenal Ulcer / Q000378:metabolism*; D005750:Gastric Juice / Q000378:metabolism*; D005755:Gastrins / Q000097:blood / Q000378:metabolism*; D006801:Humans; D006863:Hydrogen-Ion Concentration
D005755:Gastrins