Plasma gastrin concentration and antral histology in patients with achlorhydria.
D000126:Achlorhydria / Q000097:blood / Q000473:pathology; D002940:Circadian Rhythm; D005215:Fasting; D005755:Gastrins / Q000097:blood*; D005756:Gastritis / Q000097:blood; D006801:Humans; D013270:Stomach / Q000473:pathology*; D013997:Time Factors
D005755:Gastrins