title: Vitamin B12 absorption in patients with ileal resection.
mesh_terms: D003037:Cobalt Radioisotopes; D005243:Feces / Q000032:analysis; D006801:Humans; D007082:Ileum / Q000601:surgery*; D007408:Intestinal Absorption; D008286:Malabsorption Syndromes / Q000378:metabolism; D010437:Peptic Ulcer / Q000378:metabolism; D014805:Vitamin B 12 / Q000032:analysis / Q000378:metabolism; D014806:Vitamin B 12 Deficiency / Q000178:diet therapy
chemical_list: D003037:Cobalt Radioisotopes; D014805:Vitamin B 12