Letter: Jejunoileal bypass.
D006801:Humans; D007082:Ileum / Q000601:surgery*; D007583:Jejunum / Q000601:surgery*; D009765:Obesity / Q000628:therapy; D011183:Postoperative Complications; D011488:Protein Deficiency / Q000150:complications / Q000209:etiology; D013270:Stomach / Q000601:surgery*