title: Gastritis and acid secretion in patients with gastric ulcers and duodenal ulcers.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D001706:Biopsy; D004381:Duodenal Ulcer / Q000150:complications* / Q000378:metabolism; D005260:Female; D005750:Gastric Juice / Q000378:metabolism; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000150:complications* / Q000473:pathology; D006632:Histamine; D006801:Humans; D008297:Male; D008875:Middle Aged; D013276:Stomach Ulcer / Q000150:complications* / Q000378:metabolism; D013997:Time Factors
chemical_list: D006632:Histamine