title: Letter: The bran hypothesis.
mesh_terms: D004040:Dietary Carbohydrates / Q000009:adverse effects*; D004063:Digestion; D002523:Edible Grain; D006801:Humans; D007410:Intestinal Diseases / Q000209:etiology; D014648:Varicose Veins / Q000209:etiology
chemical_list: D004040:Dietary Carbohydrates