title: Hypovitaminosis B12 following partial gastrectomy by the Billroth II method.
mesh_terms: D000752:Anemia, Pernicious / Q000097:blood / Q000209:etiology; D001706:Biopsy; D001835:Body Weight; D004377:Dumping Syndrome / Q000097:blood; D004381:Duodenal Ulcer / Q000601:surgery*; D004415:Dyspepsia; D005260:Female; D005500:Follow-Up Studies; D005743:Gastrectomy / Q000009:adverse effects*; D005753:Gastric Mucosa / Q000473:pathology; D006454:Hemoglobins / Q000378:metabolism; D006801:Humans; D007408:Intestinal Absorption; D007437:Intrinsic Factor; D007501:Iron / Q000097:blood; D008297:Male; D011178:Postgastrectomy Syndromes / Q000097:blood; D012546:Schilling Test; D013276:Stomach Ulcer / Q000601:surgery*; D014805:Vitamin B 12 / Q000097:blood; D014806:Vitamin B 12 Deficiency / Q000097:blood / Q000209:etiology*
chemical_list: D006454:Hemoglobins; D007437:Intrinsic Factor; D007501:Iron; D014805:Vitamin B 12