title: Efficacy of nutritional support: evidence-based nutrition and cost-effectiveness.
authors.affiliation: Gastroenterology Department, São Paulo University Medical School, São Paulo, Brazil.
authors.forename: Dan L
authors.initials: DL
authors.lastname: Waitzberg
mesh_terms: D003362:Cost-Benefit Analysis; D019317:Evidence-Based Medicine; D006760:Hospitalization; D006801:Humans; D009748:Nutrition Disorders / Q000453:epidemiology / Q000401:mortality / Q000517:prevention & control; D018529:Nutritional Support / Q000191:economics*