title: Fundal gastritis after billroth-II-type resection in patients with duodenal ulcer.
mesh_terms: D000126:Achlorhydria; D001284:Atrophy; D001323:Autoantibodies; D001706:Biopsy; D004381:Duodenal Ulcer / Q000601:surgery*; D004386:Duodenum / Q000601:surgery; D005500:Follow-Up Studies; D005743:Gastrectomy; D005753:Gastric Mucosa / Q000473:pathology; D005756:Gastritis / Q000209:etiology* / Q000276:immunology; D006801:Humans; D007437:Intrinsic Factor / Q000378:metabolism; D007501:Iron / Q000378:metabolism; D011183:Postoperative Complications; D013270:Stomach / Q000601:surgery
chemical_list: D001323:Autoantibodies; D007437:Intrinsic Factor; D007501:Iron