[Optimal nutrition protects against decubitus ulcer].
D048909:Diabetes Complications; D005247:Feeding Behavior; D005334:Fever / Q000150:complications; D006801:Humans; D009752:Nutritional Status; D011312:Pressure; D003668:Pressure Ulcer / Q000209:etiology / Q000517:prevention & control*; D012307:Risk Factors