title: Do malnourished patients need nutritional therapy before major surgery?
mesh_terms: D001835:Body Weight; D006801:Humans; D007019:Hypoproteinemia / Q000150:complications; D009748:Nutrition Disorders / Q000628:therapy*; D011183:Postoperative Complications / Q000209:etiology; D011300:Preoperative Care; D012306:Risk