title: Clinical observations and immunologic abnormalities following bowel bypass surgery.
mesh_terms: D006801:Humans; D007082:Ileum / Q000601:surgery*; D007154:Immune System Diseases / Q000209:etiology*; D007583:Jejunum / Q000601:surgery*; D009765:Obesity / Q000628:therapy*; D011183:Postoperative Complications